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.

Call the 24/7 ScamShield Helpline at 1799 if you are unsure if something is a scam.

National Drug Formulary

MAPIN INJECTION 0.4 MG/ML [SIN10290P]

Active ingredients: MAPIN INJECTION 0.4 MG/ML

View product's general information
Last updated 24 April 2026

Product Info

MAPIN INJECTION 0.4 MG/ML

[SIN10290P]

Product information

Active Ingredient and Strength

NALOXONE HCL - 0.4 MG/ML

Dosage Form

INJECTION

Manufacturer and Country

DUOPHARMA (M) SDN BHD - MALAYSIA

Registration Number

SIN10290P

Licence Holder

DUOPHARMA (SINGAPORE) PTE LTD

Forensic Classification

PRESCRIPTION ONLY MEDICINES

Anatomical Therapeutic Chemical (ATC) code

V03AB15

Prescription-only Medicines with Exemptions for Supply without Prescription

NA