Benzonatate (Tessalon Perles) comes as 100 mg capsules.
Cough
Benzonatate (Tessalon Perles) 100-200 mg PO tid prn. Max: 600 mg/day. Don’t open or dissolve the capsule.
Mechanism of action
It “anesthetizes respiratory passage, lung, and pleural stretch receptors, reducing the cough reflex. It is an ester local anesthetic.