Comparing 5-HTP vs Tryptophan
| 5-HTP (5-hydroxytryptophan) | Tryptophan |
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|---|
| 5-HTP (5-hydroxytryptophan) | Tryptophan |
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|---|---|---|
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Over-the-counter
Used for ADHD, Anxiety, Insomnia, Headache. 5-HTP may also be used for purposes not listed in this medication guide. |
Over-the-counter
Used for Depression, Anxiety, ADHD, Herbal Supplementation, Insomnia, Premenstrual Dysphoric Disorder, Smoking Cessation. Tryptophan may also be used for purposes not listed in this medication guide. |
Related suggestions Insomnia
ADHD (Attention Deficit Hyperactivity Disorder)
Popular comparisons
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| More about 5-HTP (5-hydroxytryptophan) | More about Tryptophan | |
| Ratings & Reviews | ||
|
5-HTP has an average rating of 6.6 out of 10 from a total of 155 ratings on Drugs.com. 54% of reviewers reported a positive effect, while 25% reported a negative effect. |
Tryptophan has an average rating of 6.9 out of 10 from a total of 14 ratings on Drugs.com. 64% of reviewers reported a positive effect, while 36% reported a negative effect. |
|
| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | ||
View all 5-HTP side effects |
View all Tryptophan side effects |
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| Drug Class | ||
| Generic Availability | ||
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N/A |
N/A |
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| Pricing and Coupons * Prices are without insurance | ||
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We could not find an exact match for this medicine. Try searching the Price Guide directly. |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
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| Dosage Forms | ||
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N/A |
N/A |
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| Brand Names | ||
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N/A |
Aminomine | |
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | ||
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4 hours |
N/A |
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| CSA Schedule 1 View glossary of CSA terms | ||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | ||
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Category N
Not classified
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Category N
Not classified
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| Drug Interactions | ||
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A total of 99 drugs are known to interact with 5-HTP:
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A total of 104 drugs are known to interact with Tryptophan:
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| Alcohol/Food/Lifestyle Interactions | ||
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| Disease Interactions | ||
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No known disease interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| First Approval Date | ||
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N/A |
N/A |
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| WADA Class View classifications | ||
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N/A |
N/A |
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| More Information | ||
| Patient Resources | ||
| Professional Resources | ||
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N/A |
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| Related Treatment Guide | ||
1 The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.