Capsules

Hypertension. Initial: 400 mg/day (although 200 mg b.i.d. may be needed for optimum control; then, 400-800 mg/day (range: 200-1,200 mg/day).

Premature ventricular contractions.

Iiiilial: 200 mg b.i.d.; then, increase dose gradually to reach 600-1,200 mg/day.

Dosage should not exceed 800 mg/day in geriatric clients. In those with impaired kidney or liver function, decrease dose by 50% when creatinine clearance is 50 mL/min/1.73 m2 and by 75% when it is less than 25 mL/min/1.73 m2.

Blood Pressure Health

Blood Pressure Health

Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...

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