KUALA LUMPUR, May 28 -- The National Anti-Drug Agency (Nada) will begin using specialised testing kits nationwide next month to detect fentanyl and other emerging synthetic drugs, amid mounting concerns over substances being mixed into vape liquids.

According to The New Straits Times, Nada director-general Datuk Ruslin Jusoh said the kits had already been distributed to the agency's offices across the country ahead of enforcement operations scheduled to begin in June.

Ruslin said the kits were capable of detecting fentanyl, synthetic cannabinoids, cocaine and psilocybin - the psychoactive compound found in so-called "magic mushrooms".

"Previously, there were claims that Nada could not test for fentanyl and synthetic substances. We now ...