DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.Some products that may interact with this drug include: cimetidine, clozapine, fluvoxamine, sodium oxybate.Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: antidepressants (e.g., amitriptyline, nefazodone), certain antihistamines (e.g., diphenhydramine), anti-seizure drugs (e.g., carbamazepine, phenobarbital, valproate), medicine for sleep or anxiety (e.g., alprazolam, kava, zolpidem), muscle relaxants, narcotic pain relievers (e.g., codeine), psychiatric medicines (e.g., chlorpromazine, risperidone).This medication contains a small amount of alcohol. Tell your doctor if you are taking drugs such as disulfiram or metronidazole that can cause an unpleasant reaction when combined with alcohol.Avoid alcohol when using this medication because it may increase side effects such as difficulty breathing and drowsiness.Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain drowsiness-causing ingredients. Ask your pharmacist about the safe use of those products.
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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