See also the Warning section.
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 kava and sodium oxybate.
Other medications can affect the removal of alprazolam from your body, affecting how alprazolam works. Examples include azole antifungals (such as itraconazole, ketoconazole), cimetidine, certain anti-depressants (such as fluoxetine, fluvoxamine, nefazodone), drugs to treat HIV (delavirdine, protease inhibitors such as indinavir), macrolide antibiotics (such as erythromycin), rifamycins (such as rifabutin), St. John’s wort, drugs used to treat seizures (such as phenytoin), among others.
The risk of severe side effects (such as slow/shallow breathing and severe drowsiness/dizziness) may be increased if this medication is taken with other products that may also cause drowsiness or breathing problems. Tell your doctor or pharmacist if you are taking other products such as opioid pain or cough relievers (such as codeine, hydrocodone), alcohol, marijuana (cannabis), other drugs for sleep or anxiety (such as diazepam, lorazepam, zolpidem), muscle relaxants (such as carisoprodol, cyclobenzaprine), or antihistamines (such as cetirizine, diphenhydramine).
Check the labels on all your medicines (such as allergy or cough-and-cold products) because they may contain ingredients that cause drowsiness. Ask your pharmacist about using those products safely.
Cigarette smoking decreases the blood levels of this medication. Tell your doctor if you smoke or if you have recently stopped smoking.
If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Take your following amount at a regular time. Do not double the dose to catch up.
Do not share this medication with others. Sharing it is against the law.