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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

TRYPTOPHAN: 101 Adverse Event Reports & Safety Profile

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101
Total FAERS Reports
14 (13.9%)
Deaths Reported
22
Hospitalizations
101
As Primary/Secondary Suspect
7
Life-Threatening
BioActive Nutritional, Inc.
Manufacturer

Route: ORAL · Manufacturer: BioActive Nutritional, Inc. · HUMAN OTC DRUG · FDA Label: Available

First Report: 20060101 · Latest Report: 20250413

What Are the Most Common TRYPTOPHAN Side Effects?

#1 Most Reported
Hypotension
25 reports (24.8%)
#2 Most Reported
Product use in unapproved indication
23 reports (22.8%)
#3 Most Reported
Drug hypersensitivity
23 reports (22.8%)

All TRYPTOPHAN Side Effects by Frequency

Side Effect Reports % of Total Deaths Hosp.
Hypotension 25 24.8% 0 7
Drug hypersensitivity 23 22.8% 0 0
Product use in unapproved indication 23 22.8% 0 7
Drug ineffective 21 20.8% 0 2
Migraine 19 18.8% 0 1
Drug intolerance 18 17.8% 0 0
Bronchial hyperreactivity 17 16.8% 0 0
Taste disorder 17 16.8% 0 1
Asthma 16 15.8% 0 0
Influenza like illness 16 15.8% 0 0
Myocardial infarction 16 15.8% 0 0
Product use complaint 16 15.8% 0 0
Pruritus 16 15.8% 0 0
Breast disorder 15 14.9% 0 0
Toxicity to various agents 14 13.9% 7 11
Off label use 13 12.9% 0 5
Drug interaction 12 11.9% 1 8
Serotonin syndrome 12 11.9% 4 7
Pain 11 10.9% 0 8
Depressed level of consciousness 9 8.9% 0 7

Who Reports TRYPTOPHAN Side Effects? Age & Gender Data

Gender: 70.6% female, 29.4% male. Average age: 62.1 years. Most reports from: CA. View detailed demographics →

Is TRYPTOPHAN Getting Safer? Reports by Year

YearReportsDeathsHosp.
2006 2 0 0
2012 4 3 0
2013 1 0 0
2016 1 0 1
2017 2 0 1
2018 2 0 2
2019 1 0 0
2021 1 0 1
2022 1 0 0
2025 1 0 0

View full timeline →

What Is TRYPTOPHAN Used For?

IndicationReports
Product used for unknown indication 48
Migraine 19
Dementia alzheimer's type 5

TRYPTOPHAN vs Alternatives: Which Is Safer?

TRYPTOPHAN vs TUBERCULIN PURIFIED PROTEIN DERIVATIVE TRYPTOPHAN vs TUCATINIB TRYPTOPHAN vs TUCIDINOSTAT TRYPTOPHAN vs TYKERB TRYPTOPHAN vs TYLENOL TRYPTOPHAN vs TYROTHRICIN TRYPTOPHAN vs TYSABRI TRYPTOPHAN vs TYVASO TRYPTOPHAN vs UBIDECARENONE TRYPTOPHAN vs UBLITUXIMAB

Official FDA Label for TRYPTOPHAN

Official prescribing information from the FDA-approved drug label.

FDA Approved Uses (Indications)

USES:

  • For the temporary relief of symptoms including:
  • sleep issues
  • bloating
  • poor digestion
  • flatulence
  • occasional constipation These statements are based upon homeopathic principles. They have not been reviewed by the Food and Drug Administration.

Dosage & Administration

DIRECTIONS Place drops under tongue 30 minutes before/after meals. Adults and children 12 years and over: Take 10 drops up to 3 times per day. Consult a physician for use in children under 12 years of age.

Warnings

WARNINGS: ​If pregnant or breast-feeding, ​ ask a health care professional before use. ​Keep out of reach of children. ​ In case of overdose, get medical help or contact a Poison Control Center right away. Do not use if tamper evident seal is broken or missing. Store in a cool, dry place.

Active Ingredient

ACTIVE INGREDIENT: L-Tryptophan 6X, 12X, 30X, 200X, 12C, 30C, 60C, 200C.

Inactive Ingredients

INACTIVE INGREDIENTS: Demineralized Water, 25% Ethanol