What happens if I miss a dose (5-HTP)?
Call your doctor, pharmacist, herbalist, or other healthcare provider for instructions if you miss a dose.
What happens if I overdose (5-HTP)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking 5-hydroxytryptophan (5-HTP)?
Avoid exposure to sunlight or tanning beds. 5-hydroxytryptophan can make you sunburn more easily. Wear protective clothing and use sunscreen (SPF 15 or higher) when you are outdoors.
What other drugs will affect 5-hydroxytryptophan (5-HTP)?
Do not take 5-hydroxytryptophan without the advice of a healthcare provider if you are using any of the following medications:
- dextromethorphan (cough medicine);
- St. John's wort;
- an antidepressant such as amitriptyline (Elavil, Vanatrip, Limbitrol), citalopram (Celexa), clomipramine (Anafranil), doxepin (Sinequan), fluoxetine (Prozac), imipramine (Tofranil), nortriptyline (Pamelor), paroxetine (Paxil), sertraline (Zoloft), trazodone (Desyrel), and others;
- an MAO inhibitor such as isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam), or tranylcypromine (Parnate);
- medicine to treat Parkinson's disease, such as carbidopa/levodopa (Atamet, Parcopa, Sinemet); or
- prescription pain medication such as meperidine (Demerol), pentazocine (Talwin), or tramadol (Ultram, Ultracet).
This list is not complete and other drugs may interact with 5-hydroxytryptophan. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.
Where can I get more information?
Your doctor, pharmacist, herbalist, or other healthcare provider may have more information about 5-hydroxytryptophan.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
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