Generic Name and Formulations:
Penbutolol sulfate 20mg; scored tabs.
Auxilium Pharmaceuticals, Inc.
20mg once daily.
Asthma. Cardiogenic shock. Sinus bradycardia. 2nd- or 3rd-degree AV block.
Overt heart failure. CHF. Bronchospasm, COPD. Diabetes. Hyperthyroidism. Surgery. Avoid abrupt cessation. Pregnancy (Cat.C). Nursing mothers.
Bradycardia with catecholamine-depleting drugs. May increase cardiac effects of calcium channel blockers, digitalis. Adjust antidiabetic medication. Higher lidocaine loading dose may be needed. May block epinephrine.
Bradycardia, headache, dizziness, fatigue, GI upset, cough, dyspnea, insomnia, asthenia, hyperhidrosis, impotence, cardiac failure.
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