Comparing Benzonatate vs Promethazine DM
| Benzonatate | Promethazine DM (dextromethorphan / promethazine) |
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| Benzonatate | Promethazine DM (dextromethorphan / promethazine) |
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Prescription only
Benzonatate is used to relieve symptoms of a cough. It is a non-narcotic cough medicine that works by anesthetizing receptors in the throat and lungs and dampening down their activity, reducing the... View more |
Prescription only
Prescribed for Cough, Allergic Rhinitis, Cold Symptoms. Promethazine DM may also be used for purposes not listed in this medication guide. |
Related suggestions Popular comparisons
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| More about Benzonatate | More about Promethazine DM (dextromethorphan / promethazine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Benzonatate has an average rating of 4.1 out of 10 from a total of 789 ratings on Drugs.com. 31% of reviewers reported a positive effect, while 61% reported a negative effect. |
Promethazine DM has an average rating of 5.8 out of 10 from a total of 44 ratings on Drugs.com. 45% of reviewers reported a positive effect, while 39% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Benzonatate side effects |
View all Promethazine DM side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
N/A |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Benzonatate prices |
View all Promethazine DM prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Tessalon, Tessalon Perles |
N/A |
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| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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N/A |
16 hours |
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| CSA Schedule 1 View glossary of CSA terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | |||||||||||||||||
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Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 1 drugs are known to interact with Benzonatate:
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A total of 755 drugs are known to interact with Promethazine DM:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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February 10, 1958 |
February 14, 2006 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient Resources | |||||||||||||||||
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| Related Treatment Guide | |||||||||||||||||
1 The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
See also:
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.