RxNorm Semantic Concepts Index - 555

What is RxNorm?

RxNorm is a system developed and maintained by the National Library of Medicine (NLM). RxNorm is a normalized naming system for generic and branded drugs. RxNorm is also a tool that supports interoperability between different drug terminologies and other naming systems.

The following table is a complete listing of RxNorm concepts whose unique RxCUI identifier starts with "555".

RxCUINameTerm TypeTerm Type DescriptionIs Prescribable?
RxCUI: 5552Hydroxycarbamide-containing productSynonym (SY)Synonym of another TTY, given for clarity. YES
RxCUI: 5552Hydroxycarbamide-containing productFull form of descriptor (FN) YES
RxCUI: 5552Hydroxycarbamide-containing productSynonym (SY)Synonym of another TTY, given for clarity. YES
RxCUI: 5552Hydroxycarbamide-containing productIngredient (IN)A compound or moiety that gives the drug its distinctive clinical properties. Ingredients generally use the United States Adopted Name (USAN). YES
RxCUI: 5552Hydroxycarbamide-containing productDesignated preferred name (PT) YES
RxCUI: 5552Hydroxycarbamide-containing productDesignated preferred name (PT) YES
RxCUI: 5552Hydroxycarbamide-containing productFull form of descriptor (FN) YES
RxCUI: 55523RecombivaxBrand Name (BN)A proprietary name for a family of products containing a specific active ingredient. YES
RxCUI: 5553HydroxyzineIngredient (IN)A compound or moiety that gives the drug its distinctive clinical properties. Ingredients generally use the United States Adopted Name (USAN). YES
RxCUI: 5553HydroxyzineDesignated preferred name (PT) YES
RxCUI: 5553HydroxyzineTall Man Lettering Synonym (TMSY)Tall Man Lettering synonym of another TTY, given to distinguish between commonly confused drugs. YES
RxCUI: 5553HydroxyzineFull form of descriptor (FN) YES
RxCUI: 5553HydroxyzineDesignated preferred name (PT) YES
RxCUI: 5553HydroxyzineFull form of descriptor (FN) YES
RxCUI: 5556hymecromoneIngredient (IN)A compound or moiety that gives the drug its distinctive clinical properties. Ingredients generally use the United States Adopted Name (USAN). NO