Skip to main content
A Singapore Government Agency Website How to identify
Official website links end with .gov.sg
Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted websites
Secure websites use HTTPS
Look for a lock () or https:// as an added precaution. Share sensitive information only on official, secure websites.

Government officials will never ask you to transfer money or disclose bank log-in details over a phone call.

National Drug Formulary

Journey Map of the National Drug Formulary (NDF)

See the snapshot of NDF journey map below!

Last updated 24 April 2026
Timeline graphic showing the NDF journey from 2015 to 2022, highlighting strategy planning, groundwork, website development and the launch of the NDF site