Analogues
Amlodipine , Verapamil , Fenigidin , Cinnarizine , Eneas , Nitrepin .
pharmachologic effect
Hypotensive, vasodilating, antianginal, nephroprotective .
Indications for use
Raynaud’s syndrome .
Dosage and administration
The drug is prescribed orally, 10 mg 2 times a day or 20 mg 1 time per day. Further, depending on the effect, the dose is increased to 40 mg 2 times a day or reduced to 10 mg 1 time per day.
Side effects
Tachycardia, angina pectoris, development or aggravation of heart failure, flushing of blood to the skin of the face and upper body, manifestations of precapillary vasodilation , asymptomatic arrhythmias, dizziness, headache, paresthesias, fatigue, asthenia, drowsiness, ataxia, mask-like face, shuffling gait, stiffness of the arms or legs, tremor of the hands and fingers, difficulty swallowing, depression, nausea, vomiting, constipation or diarrhea , increased appetite, hepatitis, dry mouth, arthritis, myalgia, leukopenia, anemia, asymptomatic thrombocytopenia, asymptomatic agranulocytosis, thrombocytopenia, skin rash, blurred vision, pulmonary edema, weight gain, galactorrhea .
Contraindications
Increased individual sensitivity, severe arterial hypotension, pregnancy, lactation period, age up to 18 years.
Overdose
Symptoms . Headache, flushing of the skin of the face, prolonged pronounced decrease in blood pressure, bradycardia, bradyarrhythmia .
Treatment . The antidote is Ca2+ preparations. In the treatment of overdose, hemodialysis is not effective.