2 doctors weighed in:
Can benzonatate (tessalon) make you drowsy?
2 doctors weighed in

Dr. Michael Sinclair
Family Medicine
1 doctor agrees
In brief: 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.

In brief: 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.
Dr. Michael Sinclair
Dr. Michael Sinclair
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