FDA — authorised 4 June 1975
- Application: NDA017533
- Marketing authorisation holder: CHEPLAPHARM
- Local brand name: KLONOPIN
- Indication: TABLET — ORAL
- Status: approved
FDA authorised Klonopin on 4 June 1975 · 29,537 US adverse-event reports
Adverse reaction reports describe suspected side effects. A report does not mean the drug caused the event — co-medications, underlying disease and coincidence all contribute.
Yes. FDA authorised it on 4 June 1975; FDA has authorised it.
CHEPLAPHARM holds the US marketing authorisation.