Clonazepam enhances the activity of gamma aminobutyric acid (GABA), the major inhibitory neurotransmitter in the central nervous system. Propranolol is a nonselective, beta-adrenergic receptor-blocker that blocks the action of catecholamines (adrenaline and noradrenaline) at both beta-1 and beta-2 adrenergic receptors, this reduces heart rate, blood pressure.
One tablet, once daily taken on empty stomach.
Petril Beta is contraindicated in patients with hypersensitivity to Clonazepam and Propranolol Hydrochloride. Clonazepam should not be used in patients with a history of hypersensitivity to benzodiazepines, patients with significant liver disease and acute narrow angle glaucoma. Propranolol Hydrochloride is contraindicated in Bronchial asthma, Cardiogenic shock and decompensated heart failure.
Clonazepam-Interference with cognitive and motor performance, increased risk of suicidal thoughts or behavior. Propranolol Hydrochloride may worsen congestive heart failure
There are no adequate and well-controlled studies in pregnant women. Excreted in human milk. Caution should be exercised when administered to a nursing woman and Safety and effectiveness in pediatric patients not been established.
phenytoin, carbamazepine or phenobarbital alters the pharmacokinetics of clonazepam. Caution should be exercised when patients receiving a beta blocker are administered a calcium channel-blocking drug.