The most frequently reported adverse drug reactions (ADRs) are: anxiety, somnolence, extrapyramidal symptoms, dizziness, constipation, nausea, dyspepsia, rhinitis, rash, and tachycardia.
The most frequently adverse reactions when stopping the drug included extrapyramidal symptoms, dizziness, hyperactivity, somnolence, and nausea.
Common, ADR > 1/100: Central nervous system: Dizziness, increased excitability, anxiety, somnolence, extrapyramidal symptoms, headache, parkinsonism.
Digestive: Constipation, nausea, vomiting, dyspepsia, abdominal pain, loss of appetite, increased salivation, toothache.
Respiratory: Rhinitis, cough, sinusitis, pharyngitis, dyspnoea.
Skin: Rash, dry skin, increased seborrhoeic.
Nerve - muscle - bone - joint: Joint pain.
Cardiovascular: Tachycardia, orthostatic hypotension.
Eyes: Blurred vision.
Other: Back pain, chest pain, fever, fatigue, upper respiratory tract infection, genital dysfunction.
Rarely, ADR < 1/1000: Central nervous system: Decreased concentration, depression, apathy, hypertonic reactions, euphoria, increased libido, memory loss, difficulty speaking, dizziness, stupor, paresthesia, confusion.
Gastrointestinal: Flatulence, diarrhea, increased appetite, stomatitis, black stools, dysphagia, hemorrhoids, gastritis.
Respiratory: Tachypnea, bronchospasm, pneumonia, stridor.
Skin: Increased or decreased sweating, acne, hair loss.
Cardiovascular: Hypertension, hypotension, edema, atrioventricular block, myocardial infarction.
Eyes: Accommodation disorders, dry eyes.
Endocrine and metabolic: Hyponatremia, increase or decrease in body weight, increase in creatine phosphokinase, thirst, diabetes mellitus, non-period lactation, amenorrhea, dysmenorrhea, gynecomastia.
Urology - genitourinary: Bedwetting, blood in urine, dysuria, female breast pain, bleeding between menstrual periods, vaginal bleeding.
Hematology: Nosebleeds, purpura, anemia.
Other: Chills, irritability, flu-like symptoms.
Inform the doctor about the side effects when taking the drug.