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Drug Class Description
Calcium-channel blockers (class II calcium antagonists).Generic Name
Nifedipine - hypertensionDrug Description
10 mg red sustained-release tablets; 20 mg pink sustained- release tablets.Presentation
Tablets, nifedipine 10mg , 20mg .Indications
Adult Dosage
Initially 10 mg every 12 hours. Titrate according to response; maximum 40 mg in 12 hours.Child Dosage
Not recommended.Contra Indications
Cardiogenic shock, unstable angina, severe aortic stenosis, within a month of MI. Pregnancy, lactation.Special Precautions
Poor cardiac reserve, heart failure, hepatic impairment, severe hypotension, diabetes, dialysis.Interactions
Antihypertensives, cimetidine, quinidine, digoxin, rifampicin, diltiazem, I.V. magnesium sulphate, grapefruit juice.Adverse Reactions
Headache, flushing, dizziness, oedema, tachycardia, hypotension, GI disturbances, lethargy, paraesthesia, skin reactions, myalgia, tremor, visual disturbances, increased urinary frequency, hypersensitivity type jaundice (rare), gingival hyperplasia, gynaecomastia. MI, ischaemic pain (discontinue).
Manufacturer
AshbourneDrug Availability
(POM)Updated
29 June 2009