A 39-year-old member asked:
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can benzonatate (tessalon) make you drowsy?

1 doctor answer
Dr. Michael Sinclair
37 years experience 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 on Feb 12, 2019
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Related questions:

A 47-year-old female asked:
Dr. Gregory Patrick
44 years experience Pulmonology
4 hours: Tessalon usually starts working within 20 minutes of taking it with a duration of action of 3 - 8 hours. I would not take it more frequently than eve ... Read More
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A 51-year-old member asked:
Dr. Michael Sinclair
37 years experience Family Medicine
Why??: Tessalon perles (benzonatate) are intended to be swallowed, not injected. They are used to help with a cough. I doubt there are any studies. My guess ... Read More
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A 25-year-old female asked:
Dr. Tso Chen
Dr. Tso Chen answered
15 years experience Internal Medicine
Yes: But if you are having coughing spells, why do you want to make yourself feeling worse by smoking again?
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A 53-year-old member asked:
Dr. Barry Bergman
40 years experience Pediatrics
Maybe: When possible it is best to treat the cause of the cough, but when a cough has irritated your throat and thereby cause more coughing tessalon perles ( ... Read More
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