Contact UMLS, Value Set Authority Center, or SNOMED CT Support:
Contact RxNorm Support:
Contact RxNav Support:
UMLS Users Listserv (UMLSUSERS-L):
UMLS users are encouraged to subscribe to this list, to share their experiences with, or seek advice from the UMLS community on using UMLS resources. NLM also uses this forum to distribute official announcements about UMLS products and services.
- To subscribe, send an e-mail to: listserv@list.nih.gov containing the following message: SUBSCRIBE UMLSUSERS-L <your full name>
- To post a message to the list AFTER subscribing, send an e-mail to: UMLSUSERS-L@list.nih.gov
- To access subscription information and list archives or to unsubscribe, go to: UMLSUSERS-L Listserv Web page
RxNorm Announcements Listserv (RXNORM-ANNOUNCES-L):
Announcement-only list about major changes to the RxNorm release files, technical issues related to accessing the files, and other important announcements.
- To subscribe, send an e-mail to: listserv@list.nih.gov containing the following message: SUBSCRIBE RXNORM-ANNOUNCES-L <your full name>
- To access subscription information and list archives or to unsubscribe, go to: RXNORM-ANNOUNCES-L Listserv Web page
VSAC Announcements Listserv (NLM_VSAC_UPDATES):
Announcement-only list about new releases and other communications related to the activities of the Value Set Authority Center (VSAC).
- To subscribe, send an e-mail to: listserv@list.nih.gov containing the following message: SUBSCRIBE NLM_VSAC_UPDATES <your full name>
- To access subscription information and list archives or to unsubscribe, go to: NLM_VSAC_UPDATES Listserv Web page
SNOMED CT Announcements Listserv (SNOMEDCT-ANNOUNCES-L):
Announcement-only list about major changes to the SNOMED CT release files, technical issues related to accessing the files, and other important announcements.
- To subscribe, send an e-mail to: listserv@list.nih.gov containing the following message: SUBSCRIBE SNOMEDCT-ANNOUNCES-L <your full name>
- To access subscription information and list archives or to unsubscribe, go to: SNOMEDCT-ANNOUNCES-L Listserv Web page
Last Reviewed: November 2, 2020