Applies to acamprosate: oral tablets.
Side effects include:
Diarrhea and asthenia.
For Healthcare Professionals
Applies to acamprosate: oral delayed release tablet.
General
The most commonly reported side effects included diarrhea, insomnia, anxiety, depression, and asthenia.[Ref]
Gastrointestinal
Very common (10% or more): Diarrhea (up to 17%)
Common (1% to 10%): Abdominal pain, constipation, dry mouth, dyspepsia, flatulence, nausea, vomiting
Uncommon (0.1% to 1%): Dysphagia, eructation, esophagitis, gastritis, gastroenteritis, gastrointestinal hemorrhage, hematemesis, nausea and vomiting, pancreatitis, rectal hemorrhage
Rare (0.01% to 0.1%): Abdomen enlarged, ascites, cholecystitis, colitis, duodenal ulcer, increased salivation, melena, mouth ulceration, stomach ulcer[Ref]
Nervous system
Common (1% to 10%): Amnesia, dizziness, headache, paresthesia, somnolence, syncope, taste perversion, tremor
Uncommon (0.1% to 1%): Convulsion, hypesthesia, migraine, neuralgia, vertigo
Rare (0.01% to 0.1%): Encephalopathy, hyperkinesia, twitching[Ref]
Psychiatric
Common (1% to 10%): Abnormal thinking, anxiety, depression, insomnia, libido decreased, suicide attempt
Uncommon (0.1% to 1%): Abnormal dreams, agitation, apathy, confusion, hallucinations, hostility, intentional injury, intentional overdose, libido increased, neurosis, suicidal ideation, withdrawal syndrome
Rare (0.01% to 0.1%): Alcohol craving, depersonalization, manic reaction, paranoid reaction, psychosis
Frequency not reported: Nervousness[Ref]
Cardiovascular
Common (1% to 10%): Chest pain, hypertension, palpitations, peripheral edema, vasodilation
Uncommon (0.1% to 1%): Angina pectoris, hemorrhage, hypotension, myocardial infarct, phlebitis, postural hypotension, tachycardia, varicose vein
Rare (0.01% to 0.1%): Cardiomyopathy, deep thrombophlebitis, heart failure, mesenteric arterial occlusion, shock[Ref]
Respiratory
Common (1% to 10%): Bronchitis, cough increased, dyspnea, pharyngitis, rhinitis
Uncommon (0.1% to 1%): Asthma, epistaxis, pneumonia
Rare (0.01% to 0.1%): Laryngismus, pulmonary embolus[Ref]
Dermatologic
Common (1% to 10%): Pruritus, maculopapular rash, rash, sweating
Uncommon (0.1% to 1%): Acne, alopecia, dry skin, ecchymosis, eczema, exfoliative dermatitis, urticaria, vesiculobullous rash/vesiculobullous eruptions
Rare (0.01% to 0.1%): Face edema, photosensitivity reaction, psoriasis[Ref]
Other
Common (1% to 10%): Accidental injury, asthenia, chills, pain
Uncommon (0.1% to 1%): Deafness, fever, hernia, malaise, tinnitus
Rare (0.01% to 0.1%): Sudden death[Ref]
Metabolic
Common (1% to 10%): Anorexia, increased appetite, weight gain
Uncommon (0.1% to 1%): Avitaminosis, diabetes mellitus, gout, hyperglycemia, hyperuricemia, thirst, weight loss
Rare (0.01% to 0.1%): Hyponatremia, lactic dehydrogenase increased[Ref]
Musculoskeletal
Common (1% to 10%): Arthralgia, back pain, myalgia
Uncommon (0.1% to 1%): Leg cramps, neck pain
Rare (0.01% to 0.1%): Myopathy, rheumatoid arthritis, torticollis
Frequency not reported: Fracture[Ref]
Genitourinary
Common (1% to 10%): Frigidity, impotence
Uncommon (0.1% to 1%): Metrorrhagia, sexual function abnormal, urinary frequency, urinary incontinence, urinary tract infection, vaginitis
Rare (0.01% to 0.1%): Abnormal ejaculation, hematuria, menorrhagia, nocturia, polyuria, urinary urgency[Ref]
Immunologic
Common (1% to 10%): Flu syndrome, infection
Uncommon (0.1% to 1%): Abscess[Ref]
Ocular
Common (1% to 10%): Abnormal vision
Uncommon (0.1% to 1%): Amblyopia
Rare (0.01% to 0.1%): Diplopia, ophthalmitis, photophobia[Ref]
Hepatic
Uncommon (0.1% to 1%): ALT increased, AST increased, bilirubinemia, hepatitis, liver cirrhosis, liver function tests abnormal
Rare (0.01% to 0.1%): Alkaline phosphatase increased[Ref]
Hematologic
Uncommon (0.1% to 1%): Anemia, eosinophilia, lymphocytosis, thrombocytopenia
Rare (0.01% to 0.1%): Leukopenia, lymphadenopathy, monocytosis[Ref]
Hypersensitivity
Uncommon (0.1% to 1%): Allergic reaction
Very rare (less than 0.01%): Anaphylactic reactions, angioedema, hypersensitivity reactions[Ref]
Renal
Rare (0.01% to 0.1%): Creatinine increased, kidney calculus
Postmarketing reports: Acute kidney failure[Ref]
Acute kidney failure was reported in 3 patients and was temporally associated with treatment.[Ref]
Endocrine
Rare (0.01% to 0.1%): Goiter, hypothyroidism[Ref]
Oncologic
Rare (0.01% to 0.1%): Carcinoma of liver[Ref]