Ambien Side Effects
Generic Name: zolpidem
Note: This document contains side effect information about zolpidem. Some of the dosage forms listed on this page may not apply to the brand name Ambien.
Common side effects of Ambien include: dizziness. Other side effects include: hallucination. See below for a comprehensive list of adverse effects.
For the Consumer
For Healthcare Professionals
Applies to zolpidem: oral spray, oral tablet, oral tablet extended release, sublingual tablet
There is evidence of a dose relationship for adverse effects, particularly for certain central nervous system and gastrointestinal events and in the elderly; in theory, these adverse effects should be less if this drug is taken immediately before bedtime.
Very common (10% or more): Headache (up to 19%), somnolence/drowsiness (up to 15%), dizziness (up to 12%)
Common (1% to 10%): Lethargy, lightheadedness, ataxia, vertigo, labyrinthitis, balance disorder, attention disturbance, hypoesthesia, ataxia, burning sensation, paresthesia, postural dizziness, tremor
Uncommon (0.1% to 1%): Syncope, cerebrovascular disorder, dysarthria, migraine, speech disorder, stupor, dysphagia, dysgeusia
Rare (less than 0.1%): Restless legs, rigors, abnormal gait, hypokinesia, hypotonia, neuralgia, neuritis, neuropathy, paresis, depressed level of consciousness[Ref]
Common (1% to 10%): Palpitations, increased blood pressure
Uncommon (0.1% to 1%): Postural hypotension, hypertension, tachycardia, increased heart rate
Rare (less than 0.1%): Flushing, hypotension, hot flashes, angina pectoris, arrhythmia, arteritis, circulatory failure, extrasystoles, aggravated hypertension, myocardial infarction, phlebitis, varicose veins, ventricular tachycardia[Ref]
Common (1% to 10%): Rash, urticaria, skin wrinkling
Uncommon (0.1% to 1%): Increased sweating/hyperhidrosis, pruritus, contact dermatitis
Rare (less than 0.1%): Acne, bullous eruption, dermatitis, furunculosis, photosensitivity reaction, angioneurotic edema[Ref]
Common (1% to 10%): Diarrhea, dry mouth, abdominal pain, constipation, dyspepsia, hiccup, nausea, vomiting, gastroenteritis, abdominal discomfort, abdominal tenderness, frequent bowel movements, gastroesophageal reflux disease, flatulence
Rare (less than 0.1%): Altered saliva, increased saliva, tenesmus, enteritis, eructation, esophagospasm, gastritis, hemorrhoids, intestinal obstruction, rectal hemorrhage, tooth caries[Ref]
Common (1% to 10%): Urinary tract infection, menorrhagia, dysuria, vulvovaginal dryness
Uncommon (0.1% to 1%): Menstrual disorder, vaginitis, cystitis, urinary incontinence, dysmenorrhea
Rare (less than 0.1%): Breast fibroadenosis, breast neoplasm, breast pain, micturition frequency, nocturia, polyuria, pyelonephritis, urinary retention[Ref]
Common (1% to 10%): Appetite disorder
Uncommon (0.1% to 1%): Anorexia, hyperglycemia, thirst
Rare (less than 0.1%): Decreased weight, increased appetite, gout, hypercholesteremia, hyperlipidemia, increased alkaline phosphatase, increased BUN[Ref]
Common (1% to 10%): Back pain, arthralgia, myalgia, neck pain, muscle cramp
Uncommon (0.1% to 1%): Leg cramps, arthritis, muscle spasms, involuntary muscle contractions
Rare (less than 0.1%): Tetany, arthrosis, muscular weakness, sciatica, tendinitis[Ref]
Common (1% to 10%): Diplopia, abnormal vision, visual disturbance, eye redness, blurred vision, altered visual depth perception, asthenopia
Uncommon (0.1% to 1%): Eye irritation, eye pain, scleritis
Rare (less than 0.1%): Abnormal accommodation, glaucoma, periorbital edema, conjunctivitis, corneal ulceration, abnormal lacrimation, parosmia, photopsia[Ref]
Common (1% to 10%): Influenza-like symptoms, chest pain, chest discomfort, asthenia, fatigue, tinnitus, contusion, increased body temperature, otitis externa, pyrexia/fever, neck injury, infection
Uncommon (0.1% to 1%): Pallor, pain, edema, falling, malaise, trauma, taste perversion
Rare (less than 0.1%): Face edema, pain, increased drug tolerance, otitis media, falls, Abscess herpes simplex/herpes zoster
Frequency not reported: Injuries (e.g., hip fractures, intracranial hemorrhages)[Ref]
Common (1% to 10%): Depression, abnormal dreams, sleep disorder, insomnia, exacerbated/aggravated insomnia, hallucinations, agitation, nightmare, drugged feeling, confusion, euphoria, memory impairment, amnesia, anterograde amnesia, nervousness, disorientation, anxiety, psychomotor retardation, binge eating, depersonalization, disinhibition, mood swings, stress symptoms, apathy
Uncommon (0.1% to 1%): Decreased cognition, detached, difficulty concentrating, emotional lability, illusion, sleeping (after daytime dosing), irritability, drunk feeling, reduced alertness
Rare (less than 0.1%): Impotence, abnormal thinking, aggressive reaction, decreased libido, delusion, dementia, feeling strange, hysteria, intoxicated feeling, manic reaction, panic attacks, personality disorder, somnambulism, suicide attempts, neurosis, perceptual disturbances, restlessness, libido disorder, rages, inappropriate behavior
Frequency not reported: Psychoses, dependence
Postmarketing reports: Anger, abnormal behavior[Ref]
Common (1% to 10%): Sinusitis, pharyngitis, upper respiratory infection, lower respiratory infection, throat irritation, nasopharyngitis, dry throat, rhinitis
Uncommon (0.1% to 1%): Bronchitis, coughing, dyspnea
Rare (less than 0.1%): Pulmonary embolism, pulmonary edema, yawning, bronchospasm, respiratory depression, epistaxis, hypoxia, laryngitis, pneumonia[Ref]
Uncommon (0.1% to 1%): Abnormal hepatic function, increased ALT/SGPT
Rare (less than 0.1%): Bilirubinemia, increased AST/SGOT
Postmarketing reports: Acute hepatocellular, cholestatic, or mixed liver injury with or without jaundice[Ref]
Rare (less than 0.1%): Acute renal failure, renal pain[Ref]
Postmarketing reports: Sublingual application site reactions (e.g., oral ulcers, blisters, mucosal inflammation)[Ref]
1. "Product Information. Zolpimist (zolpidem)." Magna Pharmaceuticals Inc, Louisville, KY.
2. "Product Information. Edluar (zolpidem)." Meda Pharmaceuticals, Somerset, NJ.
3. "Product Information. Ambien (zolpidem)." sanofi-aventis, Bridgewater, NJ.
4. "Product Information. Intermezzo (zolpidem)." Purdue Pharma LP, Stamford, CT.
5. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
6. "Product Information. Ambien CR (zolpidem)." Sanofi-Synthelabo Inc, New York, NY.
Some side effects of Ambien may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.
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- Drug class: miscellaneous anxiolytics, sedatives and hypnotics
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