Methylphenidate 3.33 mg/HR
RxNorm 629690

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 629690 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: methylphenidate 3.33 mg/HR.

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

SCDC
Methylphenidate 3.33 mg/HR
AUI:12282177
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This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

SCDCPrescribable

Semantic Clinical Drug Component (SCDC):
Methylphenidate 3.33 mg/HR
(Atom ID: 12282177)

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
methylphenidate 3.33 MG/HR
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)
629690
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12282177
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCDC
Semantic Clinical Drug Component (Ingredient + Strength)
Source Code
629690
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.

Technical Attributes & Logic

RXN BOSS STRENGTH DENOM UNIT
HR
RXN Boss Strength Denom Unit
RXN BOSS STRENGTH DENOM VALUE
9
RXN Boss Strength Denom Value
RXN BOSS STRENGTH NUM UNIT
MG
RXN Boss Strength Num Unit
RXN BOSS STRENGTH NUM VALUE
30
RXN Boss Strength Num Value
RXN STRENGTH
3.33 MG/HR
Strength plus unit of SCDC

Patient Education

Methylphenidate Transdermal Patch


Methylphenidate transdermal patches are used as part of a treatment program to control symptoms of attention deficit hyperactivity disorder (ADHD; more difficulty focusing, controlling actions, and remaining still or quiet than other people who are the same age). Methylphenidate is in a class of medications called central nervous system stimulants. It works by changing the amounts of certain natural substances in the brain.
[Learn More]


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