tryptophan - oral (cont.)
PRECAUTIONS: Before taking tryptophan, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.This product should not be used if you have the following medical condition. Before using this medicine, consult your doctor or pharmacist if you have a history of: a certain muscle reaction to tryptophan (eosinophilia-myalgia syndrome).Before using this medication, tell your doctor or pharmacist your medical history, especially of: personal/family history of diabetes, digestive problems (such as achlorhydria, malabsorption), low-protein diet, scleroderma.This drug may make you dizzy or drowsy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.
DRUG INTERACTIONS: See also Side Effects section.Drug interactions may increase side effects or cause your medications to stop working properly. However, if your doctor has directed you to use this product, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. While using this product, do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.This product should not be used with the following medications because very serious interactions may occur: sibutramine, sodium oxybate.Do not take any MAO inhibitors (isocarboxazid, linezolid, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine) within 2 weeks before, during, or after treatment with this medication. In some cases a serious (possibly fatal) drug interaction may occur.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting tryptophan.Before using this product, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: levodopa, other drugs that may increase serotonin levels (including triptans such as sumatriptan, SSRIs such as paroxetine, TCAs such as amitriptyline), St. John's wort.Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as certain antihistamines (including diphenhydramine), anti-seizure drugs (such as carbamazepine), medicine for sleep or anxiety (such as alprazolam, diazepam, zolpidem), muscle relaxants, narcotic pain relievers (such as codeine), psychiatric medicines (such as chlorpromazine, risperidone, trazodone).Check the labels on all your medicines (such as cough-and-cold products) because they may contain ingredients that may cause drowsiness. Ask your pharmacist about using those products safely.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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