Western Wheatgrass Solution
RxNorm Crosswalk NDC 22840-1237

View RxNorm Concepts, RxCUIs, and Term Type mappings for this NDC

RxNorm Mapping Clinical Concepts

This drug is included in the RxNorm Current Prescribable Content, a subset of RxNorm that includes all drugs available for prescription in the United States.

The product Western Wheatgrass (NDC 22840-1237) is cross-mapped to the RxNorm terminology system to ensure clinical interoperability. This product is associated with 37 unique RxNorm concepts. By anchoring Greer Laboratories, Inc.'s product data to these standardized identifiers, healthcare systems can maintain accurate medication records, safely automate e-prescribing, and streamline pharmacy workflows.

The following clinical concept cards detail the semantic term types (TTY), prescribable names, and synonymous clinical strings as defined by the National Library of Medicine (NLM).

SCD
Canary grass pollen extract 20000 UNT/ML Injectable Solution
SCD
Italian rye grass pollen extract 50 mg/ML Injectable Solution
SCD
Italian rye grass pollen extract 20000 UNT/ML Injectable Solution
SCD
Italian rye grass pollen extract 100 mg/ML Injectable Solution
SCD
Western wheatgrass pollen extract 100 mg/ML Injectable Solution
SCD
Western wheatgrass pollen extract 20000 UNT/ML Injectable Solution
SCD
Canary grass pollen extract 100 mg/ML Injectable Solution
SCD
Bahia grass pollen extract 1 mg/ML Injectable Solution
SCD
Velvet grass pollen extract 100 mg/ML Injectable Solution
SCD
Johnson grass pollen extract 1 mg/ML Injectable Solution
SCD
Giant wild rye pollen extract 1 mg/ML Injectable Solution
SCD
Giant wild rye pollen extract 1000 UNT/ML Injectable Solution
SCD
Italian rye grass pollen extract 1 mg/ML Injectable Solution
SCD
Western wheatgrass pollen extract 1 mg/ML Injectable Solution
SCD
Canary grass pollen extract 1 mg/ML Injectable Solution
SCD
Smooth brome pollen extract 1 mg/ML Injectable Solution
SCD
Velvet grass pollen extract 1 mg/ML Injectable Solution
SCD
Velvet grass pollen extract 20000 UNT/ML Injectable Solution
SCD
Johnson grass pollen extract 50 mg/ML Injectable Solution
SCD
Smooth brome pollen extract 50 mg/ML Injectable Solution
SCD
Quackgrass pollen extract 50 mg/ML Injectable Solution
SCD
Velvet grass pollen extract 50 mg/ML Injectable Solution
SCD
Western wheatgrass pollen extract 50 mg/ML Injectable Solution
SCD
Bahia grass pollen extract 50 mg/ML Injectable Solution
SCD
Canary grass pollen extract 50 mg/ML Injectable Solution
SCD
Smooth brome pollen extract 1000 UNT/ML Injectable Solution
SCD
Bahia grass pollen extract 1000 UNT/ML Injectable Solution
SCD
Johnson grass pollen extract 1000 UNT/ML Injectable Solution
SCD
Johnson grass pollen extract 100 mg/ML Injectable Solution
SCD
Smooth brome pollen extract 100 mg/ML Injectable Solution
SCD
Smooth brome pollen extract 20000 UNT/ML Injectable Solution
SCD
Bahia grass pollen extract 20000 UNT/ML Injectable Suspension
SCD
Smooth brome pollen extract 40000 UNT/ML Injectable Solution
SCD
Quackgrass pollen extract 100 mg/ML Injectable Solution
SCD
Giant wild rye pollen extract 50 mg/ML Injectable Solution
SCD
Giant wild rye pollen extract 100 mg/ML Injectable Solution
SCD
Bahia grass pollen extract 40000 UNT/ML Injectable Solution
SCDPrescribable
Featured Concept

Johnson grass pollen extract 50 MG/ML Injectable Solution
(RxCUI 852139)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
Johnson grass pollen extract 50 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Sorghum halepense pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Sorghum halepense pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

smooth brome pollen extract 50 MG/ML Injectable Solution
(RxCUI 852220)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
smooth brome pollen extract 50 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Bromus inermis pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Bromus inermis pollen extract 1 GM per 20 ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Bromus inermis pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

quackgrass pollen extract 50 MG/ML Injectable Solution
(RxCUI 852346)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
quackgrass pollen extract 50 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
couch grass pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Elymus repens pollen extract 1 GM per 20 ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Elymus repens pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

velvet grass pollen extract 50 MG/ML Injectable Solution
(RxCUI 852517)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
velvet grass pollen extract 50 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Holcus lanatus pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Holcus lanatus pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

western wheatgrass pollen extract 50 MG/ML Injectable Solution
(RxCUI 852662)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
western wheatgrass pollen extract 50 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Pascopyrum smithii pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Pascopyrum smithii pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

bahia grass pollen extract 50 MG/ML Injectable Solution
(RxCUI 852676)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
bahia grass pollen extract 50 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Paspalum notatum pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Paspalum notatum pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

canary grass pollen extract 50 MG/ML Injectable Solution
(RxCUI 852700)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
canary grass pollen extract 50 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Phalaris arundinacea pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Phalaris arundinacea pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

smooth brome pollen extract 1000 UNT/ML Injectable Solution
(RxCUI 867177)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
smooth brome pollen extract 1000 UNT/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Bromus inermis pollen extract 1000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

bahia grass pollen extract 1000 UNT/ML Injectable Solution
(RxCUI 867281)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
bahia grass pollen extract 1000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Paspalum notatum pollen extract 1000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

Johnson grass pollen extract 1000 UNT/ML Injectable Solution
(RxCUI 867348)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
Johnson grass pollen extract 1000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Sorghum halepense pollen extract 1000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

Johnson grass pollen extract 100 MG/ML Injectable Solution
(RxCUI 889671)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
Johnson grass pollen extract 100 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Sorghum halepense pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Sorghum halepense pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

smooth brome pollen extract 100 MG/ML Injectable Solution
(RxCUI 897355)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
smooth brome pollen extract 100 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Bromus inermis pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Bromus inermis pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

smooth brome pollen extract 20000 UNT/ML Injectable Solution
(RxCUI 897359)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
smooth brome pollen extract 20,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Bromus inermis pollen extract 20,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

bahia grass pollen extract 20000 UNT/ML Injectable Suspension
(RxCUI 898136)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
bahia grass pollen extract 20,000 UNT/mL Injectable Suspension
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Paspalum notatum pollen extract 20,000 UNT/ML Injectable Suspension
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

smooth brome pollen extract 40000 UNT/ML Injectable Solution
(RxCUI 899592)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
smooth brome pollen extract 40,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Bromus inermis pollen extract 40,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

quackgrass pollen extract 100 MG/ML Injectable Solution
(RxCUI 900008)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
quackgrass pollen extract 100 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Elymus repens pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Elymus repens pollen extract 1:10 Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Elymus repens pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

giant wild rye pollen extract 50 MG/ML Injectable Solution
(RxCUI 900151)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
giant wild rye pollen extract 50 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Leymus condensatus pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Leymus condensatus pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

giant wild rye pollen extract 100 MG/ML Injectable Solution
(RxCUI 900153)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
giant wild rye pollen extract 100 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Leymus condensatus pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Leymus condensatus pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

bahia grass pollen extract 40000 UNT/ML Injectable Solution
(RxCUI 992850)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
bahia grass pollen extract 40,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Paspalum notatum pollen extract 40,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

canary grass pollen extract 20000 UNT/ML Injectable Solution
(RxCUI 1013966)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
canary grass pollen extract 20,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Phalaris arundinacea pollen extract 20,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

Italian rye grass pollen extract 50 MG/ML Injectable Solution
(RxCUI 1014343)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
Italian rye grass pollen extract 50 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Lolium perenne ssp. multiflorum pollen extract 0.05 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Lolium perenne ssp. multiflorum pollen extract 50 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

Italian rye grass pollen extract 20000 UNT/ML Injectable Solution
(RxCUI 1014347)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
Italian rye grass pollen extract 20,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Lolium perenne ssp. multiflorum pollen extract 20,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

Italian rye grass pollen extract 100 MG/ML Injectable Solution
(RxCUI 1014695)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
Italian rye grass pollen extract 100 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Lolium perenne ssp. multiflorum pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Lolium perenne ssp. multiflorum pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

western wheatgrass pollen extract 100 MG/ML Injectable Solution
(RxCUI 1044240)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
western wheatgrass pollen extract 100 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Pascopyrum smithii pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Pascopyrum smithii pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

western wheatgrass pollen extract 20000 UNT/ML Injectable Solution
(RxCUI 1044242)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
western wheatgrass pollen extract 20,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Pascopyrum smithii pollen extract 20,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCDPrescribable
Featured Concept

canary grass pollen extract 100 MG/ML Injectable Solution
(RxCUI 1044250)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSNPrescribable
canary grass pollen extract 100 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SYPrescribable
Phalaris arundinacea pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SYPrescribable
Phalaris arundinacea pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

bahia grass pollen extract 1 MG/ML Injectable Solution
(RxCUI 1115965)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
bahia grass pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Paspalum notatum pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Paspalum notatum pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

velvet grass pollen extract 100 MG/ML Injectable Solution
(RxCUI 1192967)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
velvet grass pollen extract 100 MG/ML Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Holcus lanatus pollen extract 0.1 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Holcus lanatus pollen extract 100 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

Johnson grass pollen extract 1 MG/ML Injectable Solution
(RxCUI 1232623)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
Johnson grass pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Sorghum halepense pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Sorghum halepense pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

giant wild rye pollen extract 1 MG/ML Injectable Solution
(RxCUI 2103101)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
giant wild rye pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Leymus condensatus pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Leymus condensatus pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

giant wild rye pollen extract 1000 UNT/ML Injectable Solution
(RxCUI 2103103)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
giant wild rye pollen extract 1000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Leymus condensatus pollen extract 1000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

Italian rye grass pollen extract 1 MG/ML Injectable Solution
(RxCUI 2103105)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
Italian rye grass pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Lolium perenne ssp. multiflorum pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Lolium perenne ssp. multiflorum pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

western wheatgrass pollen extract 1 MG/ML Injectable Solution
(RxCUI 2103107)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
western wheatgrass pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Pascopyrum smithii pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Pascopyrum smithii pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

canary grass pollen extract 1 MG/ML Injectable Solution
(RxCUI 2103109)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
canary grass pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Phalaris arundinacea pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Phalaris arundinacea pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

smooth brome pollen extract 1 MG/ML Injectable Solution
(RxCUI 2103111)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
smooth brome pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Bromus inermis pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Bromus inermis pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

velvet grass pollen extract 1 MG/ML Injectable Solution
(RxCUI 2103113)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
velvet grass pollen extract 1 MG/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Holcus lanatus pollen extract 0.001 GM/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SY
Holcus lanatus pollen extract 1 MG/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.
SCD
Featured Concept

velvet grass pollen extract 20000 UNT/ML Injectable Solution
(RxCUI 2103115)

Semantic Clinical Drug

Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.

Mapped Terms
PSN
velvet grass pollen extract 20,000 UNT/mL Injectable Solution
Prescribable Name
Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.
SY
Holcus lanatus pollen extract 20,000 UNT/ML Injectable Solution
Synonym
Synonym of another TTY, given for clarity.

Understanding RxNorm Mapping for Western Wheatgrass

RxNorm is a normalized naming system developed by the National Library of Medicine (NLM) to bridge the gap between different drug terminologies. By mapping NDC 22840-1237 to RxCUI 1013966, 1014343, 1014347, 1014695, 1044240, 1044242, 1044250, 1115965, 1192967, 1232623, 2103101, 2103103, 2103105, 2103107, 2103109, 2103111, 2103113, 2103115, 852139, 852220, 852346, 852517, 852662, 852676, 852700, 867177, 867281, 867348, 889671, 897355, 897359, 898136, 899592, 900008, 900151, 900153, 992850, this page provides the standardized "source of truth" required for hospital systems, e-prescribing software, and pharmacy benefit managers (PBMs) to communicate without errors.

Term Type (TTY) Legend for This Page

The clinical cards above utilize specific Term Types (TTY) to define the granularity of the drug concept:

  • PSN Prescribable Name: The standardized name preferred by electronic prescribing (eRx) applications for display.
  • SCD Semantic Clinical Drug: The clinical gold standard representing the Generic Name + Strength + Dosage Form.
  • SY Synonym: An alternative clinical name or alias provided for search and retrieval clarity.

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