A single-dose tablet of labetalol available in 100, 200, and 300 mg dosages contains labetalol hydrochloride USP with other available solutions.


Usage of this drug is indicated in the treatment of moderate to severe hypertension, in cases of angina pectoris, chronic hypertension, chronic heart disease, hypertensive emergencies, phaeochromocytoma, and in decreasing the overall workload on end arteries and blood vessels.

Side effects

A mild to moderate range of side effects have been observed. Side effects such as nausea, dizziness, headache, fatigue, headache, lightheadedness, increased thirst, muscle cramps, excessive tiredness, upset stomach, troubled breathing, and increased weight.


This medication is to be prescribed cautiously in patients with severe hepatic disorders, renal dysfunction, and severe disorders related to the central nervous system.


This medication is contraindicated in patients with a history of hypersensitivity to this drug or any of its constituents, in cases of overt cardiac failure, cardiogenic shock, overt cardiac failure, overtly severe prolonged hypotension, bronchial asthma, and sinus bradycardia.

Dosage and administration

In adults, the usual dosage in cases of hypertension consists of 100mg to be administered orally and can be increased by 100 mg every 12 hours over 2-3 days. In cases of hypertensive emergencies, start with a dose of 20 mg intravenously over 2 minutes, then increase it by 40–80 mg intravenously every 10 minutes. The overall daily dose should not exceed 300 mg.


(We have also established roots and begun this new venture in other countries as well, such as Nigeria, Japan, Canada, Chile, Denmark, and Cambodia.)

Available Forms