L-tryptophan (Tryptophan, Tryptan)

  • Pharmacy Author:
    Omudhome Ogbru, PharmD

    Dr. Ogbru received his Doctorate in Pharmacy from the University of the Pacific School of Pharmacy in 1995. He completed a Pharmacy Practice Residency at the University of Arizona/University Medical Center in 1996. He was a Professor of Pharmacy Practice and a Regional Clerkship Coordinator for the University of the Pacific School of Pharmacy from 1996-99.

  • Medical and Pharmacy Editor: Charles Patrick Davis, MD, PhD
    Charles Patrick Davis, MD, PhD

    Charles Patrick Davis, MD, PhD

    Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

Is tryptophan-oral capsule, tablet safe to take if I'm pregnant or breastfeeding?

There are no adequate studies done on L-tryptophan to determine safe and effective use in pregnant women.

It is not known whether L-tryptophan enters breast milk; however, it is best to avoid L-tryptophan during breastfeeding to avoid risk to the newborn.

What else should I know about tryptophan-oral capsule, tablet?

What preparations of tryptophan-oral capsule, tablet are available?

L-tryptophan is available in 500 mg and 1000 mg tablets and capsules.

How should I keep tryptophan-oral capsule, tablet stored?

L-tryptophan is stored in tightly closed containers. Due to multiple companies producing this medication, storage requirement may vary based on manufacturer.

REFERENCE: FDA.gov.

Medically Reviewed by a Doctor on 9/29/2015

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