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Phenylbutyric acid

More information: STITCH, PubChem and possibly Wikipedia

ATC Codes: None found

Side effects

Options: Hide MedDRA Preferred Terms

MedDRA Preferred Term Side effect Data for drug Placebo Labels
Acidosis Acidosis 14% x
Hypoalbuminaemia Hypoalbuminaemia 11% x
Anaemia Anaemia 9% x
Hypophosphataemia Hypophosphataemia 6% x
Blood alkaline phosphatase increased Phosphatase alkaline increased 6% x
Thrombocytopenia Thrombocytopenia 3% x
Protein total decreased Protein total decreased 3% x
Hyperbilirubinaemia Hyperbilirubinaemia 1% x
Thrombocytosis Thrombocytosis 1% x
Abdominal pain Abdominal pain x
Gastrointestinal pain Abdominal pain x
Renal tubular acidosis Renal tubular acidosis x
Road traffic accident Renal tubular acidosis x
Alkalosis Alkalosis x
Amenorrhoea Amenorrhoea x
Aplastic anaemia Aplastic anaemia x
Arrhythmia Arrhythmia x
Constipation Constipation x
Dysgeusia Dysgeusia x
Bad taste x
Ecchymosis Ecchymosis x
Oedema Oedema x
Dermatitis Rash x
Rash Rash x
Asthenia Fatigue x
Fatigue Fatigue x
Gastritis Gastritis x
Headache Headache x
Frequent headaches x
Hypernatraemia Hypernatraemia x
Hypokalaemia Hypokalaemia x
Leukocytosis Leukocytosis x
Leukopenia Leukopenia x
Nausea Nausea x
Pancreatitis Pancreatitis x
Peptic ulcer Peptic ulcer x
Dizziness Syncope x
Lightheadedness x
Shock Syncope x
Syncope Syncope x
Loss of consciousness Syncope x
Vomiting Vomiting x
Weight increased Weight increased x
Skin odour abnormal Body odor x
Hyperchloraemia Hyperchloraemia x
Hyperphosphataemia Hyperphosphataemia x
Menstruation irregular Menstruation irregular x
Decreased appetite Decreased appetite x
Disorientation Disorientation x
Memory impairment Memory impairment x
Neurotoxicity Neurotoxicity x
Rectal haemorrhage Rectal haemorrhage x
Neuropathy peripheral Neuropathy x
Blood uric acid increased Hyperuricaemia x
Hyperuricaemia Hyperuricaemia x
Deafness Hearing impaired x
Hearing impaired Hearing impaired x
Somnolence Somnolence x


Information about indications was extracted from the indications and usage sections of the labels.


Side effects:49
Source:FDA Structured Product Label

Color scheme:


    frequent (1% to 100%)
    infrequent (0.1% to 1%)
    rare (<0.1%)
    no frequency information
    not found on label