A member asked:

Can benzonatate (tessalon) make you drowsy?

A doctor has provided 1 answer
Dr. Michael Sinclair answered

Specializes in Family Medicine

Not likely: Tessalon perles (benzonatate) are used to treat coughing. They provide a local anesthetic to cough receptor triggers. It is unlikely that they would cause fatigue or drowsiness, but to be sure, don't take your fist dose ever and then operate a car, boat, plane, tractor, etc.

Answered 2/12/2019

5.7k views

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