Common and Rare Side Effects of Xanax

Common and Rare Side Effects of Xanax Bipolar Disorder Treatment Medications Print Common and Rare Side Effects of Xanax By Marcia Purse Marcia Purse is a mental health writer and bipolar disorder advocate who brings strong research skills and personal experiences to her writing. Learn about our editorial policy Marcia Purse Medically reviewed by Medically reviewed by Steven Gans, MD on August 05, 2016 Steven Gans, MD is board-certified in psychiatry and is an active supervisor, teacher, and mentor at Massachusetts General Hospital. Learn about our Medical Review Board Steven Gans, MD Updated on January 21, 2020 Tara Moore / Getty Images More in Bipolar Disorder Treatment Medications Symptoms Diagnosis Xanax is the brand name for the drug alprazolam, a type of benzodiazepine that is sometimes prescribed to treat panic disorder and other anxiety conditions. Common side effects of Xanax include dizziness, dry mouth, drowsiness, headache, and slurred speech, but there are some effects that are rarer. If you or someone you love is taking Xanax or alprazolam (the generic version), you should be aware of the potential side effects, as well as the effects of overdose and discontinuation. According to a study published in JAMA Internal Medicine, alprazolam is the third most commonly prescribed psychiatric drug in the U.S.?? Xanax Side Effects Check with your doctor if any of the following side effects are pervasive or are bothersome: More Common: Dry mouth; sleepiness; drowsiness; clumsiness or unsteadiness; dizziness or light-headedness; speech disturbances.?? Less Common or Rare: Gastrointestinal disturbances; blurred vision or other changes in vision; changes in sexual desire or ability; a headache; increased saliva; muscle spasm; problems urinating; trembling or shaking; unusual tiredness or weakness; weight changes.?? When to Notify Your Doctor Contact your doctor if you experience the following side effects: Less Common: Anxiety; confusion (may be more common in the elderly); fast, pounding or irregular heartbeat; memory disturbances. Rare: Abnormal thinking, disorientation, delusions or agitation; behavior changes, including aggressive behavior, bizarre behavior, decreased inhibition or outbursts of anger; convulsions (seizures); hallucinations; hypotension (low blood pressure); muscle weakness; skin rash or itching; sore throat, fever, and chills; ulcers or sores in mouth or throat; uncontrolled movements of body, including the eyes; unusual bleeding or bruising; unusual excitement, nervousness or irritability; unusual tiredness or weakness (severe); yellow eyes or skin.?? Xanax Withdrawal Side Effects   Xanax dependence may occur within a relatively short period of time, especially at higher dosages. Tolerance can also occur quickly, so people may find themselves needing to take more of the drug to achieve the same effects that they initially experienced. For this reason, Xanax should be tapered off. Tapering involves gradually reducing the dosage of the drug in order to minimize potential withdrawal effects. There is a higher risk of withdrawal effects if the drug is stopped abruptly. More Common: Irritability; nervousness; insomnia; anxiety; light-headedness; a headache; fatigue; nausea or vomiting; weight loss; decreased appetite; sweating; unusual involuntary movement.?? Less Common: Abdominal cramps, nausea or vomiting; fast or pounding heartbeat; increased physical sensitivities; increased sweating; delusions, hallucination, cognitive disturbances, muscle cramps or abnormal movements. Rare (Notify Your Doctor Immediately): Confusion of time, place or person; convulsions (seizures); feelings of suspicion or distrust; hallucinations. Xanax Overdose Side Effects   Side effects of a Xanax overdose include confusion (continuing); convulsions (seizures); drowsiness (severe) or coma; shakiness; abnormal heartbeat; slow reflexes; slurred speech (continuing); staggering; troubled breathing; weakness (severe). Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.