Diclofenac
RxNorm 3355

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 3355 represents a standardized clinical drug concept used for cross-system interoperability. This concept aggregates multiple Atom IDs (AUIs), which are specific naming variations and synonyms used across pharmaceutical databases to ensure accurate medication mapping for: Diclofenac.

The following semantic concepts and normalized strings are associated with this clinical entity:

IN
Diclofenac
AUI:12252099
PT
Diclofenac
AUI:101896
FN
Diclofenac (substance)
AUI:101912
PT
Diclofenac-containing product
AUI:10801209
FN
Product containing diclofenac (medicinal product)
AUI:9256052

This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

INPrescribable

Ingredient (IN):
Diclofenac
(Atom ID: 12252099)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
diclofenac
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
3355
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12252099
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
IN
Ingredient (A compound or moiety that gives the drug its distinctive clinical properties. Ingredients generally use the United States Adopted Name (USAN).)
Source Code
3355
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.
UNII Crosswalk
144O8QL0L1 - DICLOFENAC (INGREDIENT SUBSTANCE)
RxNorm to Unique Ingredient Identifier crosswalk.

PTPrescribable

Designated preferred name (PT):
Diclofenac
(Atom ID: 101896)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
Diclofenac
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
3355
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
101896
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
PT
Designated preferred name ()
Source Code
7034005
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
US Edition of SNOMED CT (SNOMEDCT_US)
The official name and abbreviation for the vocabulary source.
Source Version
2026_01_31
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
National Library Of Medicine, NLM is a Charter Member of SNOMED International on behalf of the U.S., National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, 1-888-FIND-NLM (1-888-346-3656), , https://support.nlm.nih.gov/support/create-case/,
Source licensing contact information.
UNII Crosswalk
144O8QL0L1 - DICLOFENAC (INGREDIENT SUBSTANCE)
RxNorm to Unique Ingredient Identifier crosswalk.

FNPrescribable

Full form of descriptor (FN):
Diclofenac (substance)
(Atom ID: 101912)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
Diclofenac (substance)
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
3355
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
101912
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
FN
Full form of descriptor ()
Source Code
7034005
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
US Edition of SNOMED CT (SNOMEDCT_US)
The official name and abbreviation for the vocabulary source.
Source Version
2026_01_31
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
National Library Of Medicine, NLM is a Charter Member of SNOMED International on behalf of the U.S., National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, 1-888-FIND-NLM (1-888-346-3656), , https://support.nlm.nih.gov/support/create-case/,
Source licensing contact information.
UNII Crosswalk
144O8QL0L1 - DICLOFENAC (INGREDIENT SUBSTANCE)
RxNorm to Unique Ingredient Identifier crosswalk.

PTPrescribable

Designated preferred name (PT):
Diclofenac-containing product
(Atom ID: 10801209)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
Diclofenac-containing product
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
3355
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
10801209
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
PT
Designated preferred name ()
Source Code
363598004
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
US Edition of SNOMED CT (SNOMEDCT_US)
The official name and abbreviation for the vocabulary source.
Source Version
2026_01_31
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
National Library Of Medicine, NLM is a Charter Member of SNOMED International on behalf of the U.S., National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, 1-888-FIND-NLM (1-888-346-3656), , https://support.nlm.nih.gov/support/create-case/,
Source licensing contact information.
UNII Crosswalk
144O8QL0L1 - DICLOFENAC (INGREDIENT SUBSTANCE)
RxNorm to Unique Ingredient Identifier crosswalk.

FNPrescribable

Full form of descriptor (FN):
Product containing diclofenac (medicinal product)
(Atom ID: 9256052)

Clinical Status & Identity

Prescribable Status
YES (Active)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
Product containing diclofenac (medicinal product)
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
3355
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
9256052
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
FN
Full form of descriptor ()
Source Code
363598004
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
US Edition of SNOMED CT (SNOMEDCT_US)
The official name and abbreviation for the vocabulary source.
Source Version
2026_01_31
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
National Library Of Medicine, NLM is a Charter Member of SNOMED International on behalf of the U.S., National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, 1-888-FIND-NLM (1-888-346-3656), , https://support.nlm.nih.gov/support/create-case/,
Source licensing contact information.
UNII Crosswalk
144O8QL0L1 - DICLOFENAC (INGREDIENT SUBSTANCE)
RxNorm to Unique Ingredient Identifier crosswalk.

Patient Education

Diclofenac


Diclofenac capsules (Zipsor, Zorvolex) and tablets (Cataflam) are used to relieve mild to moderate pain. Diclofenac extended-release tablets (Voltaren XR), tablets (Cataflam), and delayed-release tablets (available generically) are used to relieve pain, tenderness, swelling, and stiffness caused by osteoarthritis (arthritis caused by a breakdown of the lining of the joints), and rheumatoid arthritis (arthritis caused by swelling of the lining of the joints). Diclofenac extended-release tablets and delayed-release tablets are also used to treat ankylosing spondylitis (arthritis that mainly affects the spine). Diclofenac tablets (Cataflam) are also used to treat painful menstrual periods. Diclofenac solution (Cambia) is used to treat migraine headaches in adults, but cannot be used to prevent migraines or to treat other types of headaches. Diclofenac is in a class of medications called NSAIDs. It works by stopping the body's production of a substance that causes pain, fever, and inflammation.
[Learn More]


Diclofenac Ophthalmic


Diclofenac ophthalmic solution is used to treat eye pain, redness, and swelling in patients who are recovering from cataract surgery (procedure to treat clouding of the lens in the eye). Diclofenac ophthalmic solution is also used to temporarily relieve eye pain and sensitivity to light in patients who are recovering from corneal refractive surgery (surgery to improve vision). Diclofenac is in a class of medications called nonsteroidal anti-inflammatory drugs. It works by stopping the production of certain natural substances that cause pain and swelling.
[Learn More]


Diclofenac Topical (actinic keratosis)


Diclofenac topical gel (Solaraze) is used to treat actinic keratosis (flat, scaly growths on the skin caused by too much sun exposure). Diclofenac is in a class of medications called nonsteroidal anti-inflammatory drugs (NSAIDs). The way diclofenac gel works to treat actinic keratosis is not known. Diclofenac is also available as a liquid (Pennsaid) and a gel (Voltaren) that are applied to the skin to treat arthritis pain. This monograph only gives information about diclofenac gel (Solaraze) for actinic keratosis. If you are using either of the products for osteoarthritis, read the monograph entitled diclofenac topical (osteoarthritis pain).
[Learn More]


Diclofenac Topical (arthritis pain)


Nonprescription (over-the-counter) diclofenac topical gel (Voltaren Arthritis Pain) is used to relieve pain from arthritis in certain joints such as those of the knees, ankles, feet, elbows, wrists, and hands. Prescription diclofenac topical solution (Pennsaid) is used to relieve osteoarthritis pain in the knees. Diclofenac is in a class of medications called nonsteroidal anti-inflammatory drugs (NSAIDs). It works by stopping the body's production of a substance that causes pain. Diclofenac is also available as a 3% gel (Solaraze; generic) that is applied to the skin to treat actinic keratosis (flat, scaly growths on the skin caused by too much sun exposure). This monograph only gives information about nonprescription diclofenac topical gel (Voltaren Arthritis Pain) for arthritis and prescription topical solution (Pennsaid) for osteoarthritis of the knee. If you are using diclofenac gel (Solaraze, generic) for actinic keratosis, read the monograph entitled diclofenac topical (actinic keratosis).
[Learn More]


Diclofenac Transdermal Patch


Transdermal diclofenac is used to treat short-term pain due to minor strains, sprains, and bruises in adults and children 6 years of age and older. Diclofenac is in a class of medications called nonsteroidal anti-inflammatory drugs (NSAIDs). It works by stopping the body's production of a substance that causes pain.
[Learn More]


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