FDA
- Status: approved
🇺🇸 L-Tryptophan in United States
L-Tryptophan (TRYPTOPHAN) regulatory status in United States.
Marketing authorisation
L-Tryptophan in other countries
Same drug, different regulators. Each page below lists the local marketing authorisation, HTA position, pricing, and adverse-event data.
Other Other approved in United States
Frequently asked questions
Is L-Tryptophan approved in United States?
Yes. FDA has authorised it.
Who is the marketing authorisation holder for L-Tryptophan in United States?
Marketing authorisation holder not available in our data.