Blocker “slow” calcium channels (Calcium channel blockers)
The nosological classification (ICD-10)
I10 Essential (primary) hypertension
I15 Secondary hypertension
I20 Angina [angina]
I20.1 Angina pectoris with documented spasm
Norvasc – drug exerts antihypertensive and anti-anginal action. Release form and composition. Norvasc comes in tablet form.
The drug forms
Tablets 5 mg – white or almost white, in the form of emeralds (octahedron with uneven sides) with the logo Â«PfizerÂ» on one side and Â«AML-5″ – on the other.
Tablets 10 mg – white or nearly white tablets in the form of emeralds (octahedron with uneven sides) with the logo Â«PfizerÂ» on one side and Â«AML-10″ – on the other.
Indications for use
hypertension (in both monotherapy and in combination with other antihypertensive agents);
stable angina pectoris and vasospastic angina (Prinzmetal angina or variant angina) as a monotherapy and in combination with other antianginal drugs.
Hypersensitivity to amlodipine and other dihydropyridine derivatives and the excipients included in the formulation;
severe hypotension (Sad less than 90 mm Hg..);
obstruction of the left ventricular outflow tract (including severe aortic stenosis;
hemodynamically unstable heart failure after myocardial infarction;
age of 18 years (effectiveness and safety have been established).
Precautions: hepatic impairment; Chronic heart failure nonischemic etiology III-IV NYHA functional class classification; unstable angina; aortic stenosis; mitral stenosis; hypertrophic obstructive cardiomyopathy; acute myocardial infarction (period and for 1 month thereafter); syndrome sick sinus (pronounced tachycardia, bradycardia); hypotension; simultaneous use with inhibitors or inducers of CYP3A4 isoenzyme.
The frequency of adverse reactions (WHO classification): very often – more than 1/10; often – from more than 1/100 to less than 1/10; infrequently – from more to less than 1/100 to 1/1000; rarely – from more to less than 1/10000 1/1000; very rare – from less than 1/10000, including isolated reports.
From the CCC: Often – palpitations, peripheral edema (ankle and foot), rush of blood to the face; infrequently – an excessive fall in blood pressure; very rarely – fainting, shortness of breath, vasculitis, orthostatic hypotension, development or exacerbation of current CHF, cardiac arrhythmias (including bradycardia, ventricular tachycardia and atrial fibrillation), heart attack, chest pain.
From the musculoskeletal system: rarely – arthralgia, muscle cramps, myalgia, back pain, arthritis; rarely – myasthenia gravis.
From the nervous system: often – headache, dizziness, fatigue, drowsiness; rarely – fatigue, malaise, hypoesthesia, paresthesia, peripheral neuropathy, tremor, insomnia, mood lability, abnormal dreams, anxiety, depression, anxiety, tinnitus, taste perversion; very rarely – headache, increased sweating, lethargy, agitation, ataxia, amnesia.
From the digestive system: often – nausea, stomach pain; rarely – vomiting, constipation or diarrhea, flatulence, dyspepsia, anorexia, dryness of the oral mucosa, thirst; rarely – gingival hyperplasia, increased appetite; very rarely – pancreatitis, gastritis, jaundice (caused by cholestasis), hyperbilirubinemia, increased activity of hepatic transaminases, hepatitis.
From the side of hematopoiesis: rarely – thrombocytopenic purpura, leukopenia, thrombocytopenia.
With the respiratory system: rarely – dyspnea, rhinitis, nosebleed; very rarely – cough.
From the sensory organs: rarely – diplopia, disturbance of accommodation, xerophthalmia, conjunctivitis, eye pain, blurred vision.
With the genitourinary system: Infrequent – frequent urination, painful urination, nocturia, a violation of erectile function; very rarely – dysuria, polyuria.
For the skin: rarely – dermatitis; very rare – alopecia, dermatoxerasia, cold sweat, violation of skin pigmentation.
Metabolic disorders: very rarely – hyperglycemia; rarely – increase / decrease in body weight.
Allergic reactions: rarely – itching, rash (including erythematous, maculopapular rash, urticaria); very rarely – angioneurotic edema, erythema multiforme.
Laboratory findings: very rarely – hyperglycemia.
Other: rarely – fever, gynecomastia; very rarely – parosmiya.