Acebutolol Side Effects
Brand Names: Sectral
Please note - some side effects for Acebutolol may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).
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For the consumer For the professional
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Side Effects of Acebutolol - for the consumer
Acebutolol
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Acebutolol:
Seek medical attention right away if any of these SEVERE side effects occur when using Acebutolol:Constipation; diarrhea; dizziness or lightheadedness; frequent urination; gas; headache; indigestion; mild drowsiness; nausea; sleepiness; sleeplessness; unusual tiredness or weakness.
TopSevere allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain or tightness; difficulty breathing, especially when lying down; shortness of breath; swelling of ankles.
For the professional
Acebutolol
Acebutolol is well tolerated in properly selected patients. Most adverse reactions have been mild, not required discontinuation of therapy, and tended to decrease as duration of treatment increases.
The following table shows the frequency of treatment-related side effects derived from controlled clinical trials in patients with hypertension, angina pectoris, and arrhythmia. These patients received Acebutolol, propranolol, or hydrochlorothiazide as monotherapy, or placebo.
| Acebutolol (N=1002) |
PROPRANOLOL (N=424) |
HYDROCHLOROTHIAZIDE (N=178) |
PLACEBO (N=314) |
|
|---|---|---|---|---|
| Body System/ Adverse Reaction |
% | % | % | % |
| Cardiovascular | ||||
| Chest Pain | 2 | 4 | 4 | 1 |
| Edema | 2 | 2 | 4 | 1 |
| Central Nervous System | ||||
| Depression | 2 | 1 | 3 | 1 |
| Dizziness | 6 | 7 | 12 | 2 |
| Fatigue | 11 | 17 | 10 | 4 |
| Headache | 6 | 9 | 13 | 4 |
| Insomnia | 3 | 6 | 5 | 1 |
| Abnormal dreams | 2 | 3 | 0 | 1 |
| Dermatologic | ||||
| Rash | 2 | 2 | 4 | 1 |
| Gastrointestinal | ||||
| Constipation | 4 | 2 | 7 | 0 |
| Diarrhea | 4 | 5 | 5 | 1 |
| Dyspepsia | 4 | 6 | 3 | 1 |
| Flatulence | 3 | 4 | 7 | 1 |
| Nausea | 4 | 6 | 3 | 0 |
| Genitourinary | ||||
| Micturition (frequency) | 3 | 1 | 9 | <1 |
| Musculoskeletal | ||||
| Arthralgia | 2 | 1 | 3 | 2 |
| Myalgia | 2 | 1 | 4 | 0 |
| Respiratory | ||||
| Cough | 1 | 1 | 2 | 0 |
| Dyspnea | 4 | 6 | 4 | 2 |
| Rhinitis | 2 | 1 | 4 | <1 |
| Special Senses | ||||
| Abnormal Vision | 2 | 2 | 3 | 0 |
The following selected (potentially important) side effects were seen in up to 2% of Acebutolol patients:
Cardiovascular: hypotension, bradycardia, heart failure.
Central Nervous System: anxiety, hyper/hypoesthesia, impotence.
Dermatological: pruritus.
Gastrointestinal: vomiting, abdominal pain.
Genitourinary: dysuria, nocturia.
Liver and Biliary System: A small number of cases of liver abnormalities (increased SGOT, SGPT, LDH) have been reported in association with Acebutolol therapy. In some cases increased bilirubin or alkaline phosphatase, fever, malaise, dark urine, anorexia, nausea, headache, and/or other symptoms have been reported. In some of the reported cases, the symptoms and signs were confirmed by rechallenge with Acebutolol. The abnormalities were reversible upon cessation of Acebutolol therapy.
Musculoskeletal: back pain, joint pain.
Respiratory: pharyngitis, wheezing.
Special Senses: conjunctivitis, dry eye, eye pain.
Autoimmune: In extremely rare instances, systemic lupus erythematosus has been reported.
The incidence of drug-related adverse effects (volunteered and solicited) according to Acebutolol dose is shown below. (Data from 266 hypertensive patients treated for 3 months on a constant dose.)
| Body System | 400 mg/day (N=132) |
800 mg/day (N=63) |
1200 mg/day (N=71) |
|---|---|---|---|
| Cardiovascular | 5% | 2% | 1% |
| Gastrointestinal | 3% | 3% | 7% |
| Musculoskeletal | 2% | 3% | 4% |
| Central Nervous System | 9% | 13% | 17% |
| Respiratory | 1% | 5% | 6% |
| Skin | 1% | 2% | 1% |
| Special Senses | 2% | 2% | 6% |
| Genitourinary | 2% | 3% | 1% |
Potential Adverse Effects
In addition, certain adverse effects not listed above have been reported with other beta-blocking agents and should also be considered as potential adverse effects of Acebutolol.
Central Nervous System: Reversible mental depression progressing to catatonia (an acute syndrome characterized by disorientation for time and place), short-term memory loss, emotional lability, slightly clouded sensorium, and decreased performance (neuropsychometrics).
Cardiovascular: Intensification of AV block.
Allergic: Erythematous rash, fever combined with aching and sore throat, laryngospasm, and respiratory distress.
Hematologic: Agranulocytosis, nonthrombocytopenic, and thrombocytopenic purpura.
Gastrointestinal: Mesenteric arterial thrombosis and ischemic colitis.
Miscellaneous: Reversible alopecia and Peyronie's disease. The oculomucocutaneous syndrome associated with the beta blocker practolol has not been reported with Acebutolol during investigational use and extensive foreign clinical experience.
TopMore resources:
Acebutolol - Includes detailed dosage instructions.
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