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Tryptophan oral

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.




This medication is used along with other medications in the treatment of depressive disorders.

How To Use

Take this medication by mouth exactly as prescribed. This is best taken with meals or a snack to reduce nausea. Your dose may be adjusted gradually during the first weeks of therapy to find the dose just right for you. Follow dosing instructions closely. Do not take this more often, increase your dose or stop taking this without first consulting your doctor.

Side Effects

This medication may cause nausea, loss of appetite, dizziness, drowsiness, headache, dry mouth or tremor. If any of these effects continue or become bothersome, inform your doctor. Notify your doctor if you develop: confusion, disorientation, incoordination, vomiting, itching. This medication may cause drowsiness or dizziness. Use caution operating machinery or engaging in activities requiring alertness if this makes you drowsy. If you notice other effects not listed above, contact your doctor or pharmacist.


Tell your doctor if you have a history of: cancer, diabetes, bladder problems, allergies (especially drug allergies). This medication is not recommended for use during pregnancy or while breast-feeding. Discuss the risks and benefits with your doctor.

Drug Interactions

Tell your doctor of any over-the-counter or prescription medication you may take, including: estrogens, birth control pills, antidepressants, MAO inhibitors (e.g., linezolid, furazolidone, phenelzine, selegiline, tranylcypromine). It is recommended to avoid consumption of alcohol while taking this medication. Do not start or stop any medicine without doctor or pharmacist approval.


If overdose is suspected, contact your local poison control center or emergency room immediately.


This medication is used in conjunction with lithium or other antidepressants to make them more effective. This medication alone has no therapeutic effect.

Missed Dose

Try to take each dose at the scheduled time. If you miss a dose, take it as soon as remembered; do not take it if it is near the time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.


Store this medication at room temperature away from heat and light. Do not store in the bathroom. Keep this and all medications out of the reach of children.