What is an RxCUI?
An RXCUI is a machine-readable code or identifier that points to the common meaning shared by the various source names grouped and assigned to a particular concept. However, all RXCUIs are not created equal. As mentioned above in step 2, drug names considered in-scope receive RxNorm normalized names.
What is the difference between RxNorm and NDC?
The RxNorm standard clinical drug vocabulary produced by the National Library of Medicine (NLM) now contains more accurate and complete connections between National Drug Codes (NDCs) and standard nonproprietary names of medications recommended for use in electronic health records (EHRs).
Is RxNorm free?
There is no charge for licensing RxNorm; however, using proprietary data within the full RxNorm dataset may require additional licensing from those source providers. Read the UMLS Metathesaurus License Agreement for more information.
What is RX class?
The RxClass Browser is a web application for exploring and navigating through the class hierarchies to find the RxNorm drug members associated with each class. RxClass links drug classes with several drug sources to their RxNorm drug members (usually ingredients, precise ingredients and multiple ingredients).
Why is RxNorm important?
RxNorm is particularly important because it allows information about medications to be exchanged across electronic health records (EHRs). In fact, the Office of the National Coordinator designated use of RxNorm as a criterion for EHR certification of interoperability and Stage 2 Meaningful Use.
Is RxNorm an ontology?
The dron-rxnorm module contains all of the information mined from RxNorm, which at this point of the ontology’s development, is the bulk of DrOn’s information. The dron-upper module contains the hand-curated upper-level ontology onto which the other modules are mapped [8].
What is GPI and NDC?
The National Drug Code (NDC) is a unique product identifier used in the United States for drugs intended for human use. There are several alternative drug classification systems in addition to NDC that are also commonly used when analyzing drug data, such as Generic Product Identifier (GPI).
What is SAB in RxNorm?
SAB=RXNORM uses term types (TTYs) to indicate generic and branded drug names at different levels of specificity. A compound or moiety that gives the drug its distinctive clinical properties. Ingredients generally use the United States Adopted Name (USAN).
How many drugs are in RxNorm?
The most recent RxNorm dataset includes more than 61 000 non-obsolete unique RxNorm drug names (RxNorm January 2011 release). The RxNorm vocabulary is available at no cost from http://www.nlm.nih.gov/research/umls/rxnorm/.
What is the RxNorm code?
RxNorm provides a set of codes for clinical drugs, which are the combination of active ingredients, dose form, and strength of a drug. For example, the RxNorm code for ciprofloxacin 500 mg 24-hour extended-release tablet (the generic name for Cipro XR 500 mg) is RX10359383, regardless of brand or packaging.
What does clinical drug component rxcui stand for?
Clinical drug component RXCUI: An RxNorm concept unique identifier for a clinical drug. A clinical drug is a pharmaceutical product given to (or taken by) a patient with a therapeutic or diagnostic intent. In RxNorm, the name of a clinical drug combines its ingredients, strengths, and/or form.
What does the RxNorm concept unique IDENTIFER ( rxcui ) mean?
Data Element ID: Data Element ISO Name: The RxNorm concept unique identifer for the clinical drug or substance involved in the event. RxNorm concept unique identifier (RXCUI): This RXCUI always designates the same concept, no matter the form of the name and no matter in what table it is found.
What can you do with the rxnav browser?
RxNav is a browser for several drug information sources, including RxNorm, RxTerms and MED-RT. RxNav finds drugs in RxNorm from the names and codes in its constituent vocabularies.