Overview
It doesn't treat the cause of the cough.
What it's used for
- Cough from colds, bronchitis, and other causes
How to take it
- Swallow capsules whole. Never chew, crush, or suck on them; they can numb the mouth and throat and cause choking.
- Keep away from children. Swallowing even one or two can be deadly for a child under 10.
Your dose depends on your health and other medicines. Always follow your prescription label, and ask your pharmacist if anything is unclear.
Side effects
Common side effects
- Sleepiness
- Dizziness
- Headache
- Upset stomach
Warnings
- Not for children under 10.
- See a provider for cough lasting more than 3 weeks, coughing blood, or trouble breathing.
Other medicines, foods, and alcohol
- Alcohol and sedating medicines may add to drowsiness.
Tell your provider and pharmacist about every medicine, vitamin, and supplement you take.
Pregnancy and breastfeeding
Talk with your provider.
Missed doses, overdose, and storage
If you miss a dose
This medicine is often taken only when needed. If you take it on a schedule, take a missed dose when you remember, unless it's almost time for the next one. Don't double up.
If someone takes too much
Call Poison Control at 1-800-222-1222 or get help online at poison.org. Call 911 if the person collapses, has a seizure, has trouble breathing, or can't be woken.
Storing it
Store at room temperature, away from heat and moisture (not in the bathroom), and out of reach of children and pets.
Conditions it's used for
Sources
- DailyMed: FDA drug label for Benzonatate (U.S. National Library of Medicine)
- MedlinePlus: Drugs, herbs, and supplements
- FDA: Drugs@FDA
Last updated 2026-11-13.