Comparing Verapamil vs Zanaflex
Verapamil | Zanaflex |
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Verapamil | Zanaflex (tizanidine) |
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Prescription only
Verapamil can help regulate the heart rate and lower blood pressure and is used to treat certain heart conditions. Constipation is the most common side effect of verapamil and it may interact with... View more |
Prescription only
Prescribed for Cluster Headaches, Muscle Spasm. Zanaflex may also be used for purposes not listed in this medication guide. |
Related suggestions Cluster Headaches
Popular comparisons
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More about Verapamil | More about Zanaflex (tizanidine) | ||||||||||||||||
Ratings & Reviews | |||||||||||||||||
Verapamil has an average rating of 7.6 out of 10 from a total of 180 ratings on Drugs.com. 71% of reviewers reported a positive effect, while 16% reported a negative effect. |
Zanaflex has an average rating of 7.5 out of 10 from a total of 117 ratings on Drugs.com. 67% of reviewers reported a positive effect, while 13% reported a negative effect. |
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Drug Class | |||||||||||||||||
Side Effects | |||||||||||||||||
See also: verapamil side effects in more detail. |
See also: Zanaflex side effects in more detail. |
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Generic Availability | |||||||||||||||||
Lower cost generic |
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Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all verapamil prices |
View all Zanaflex prices |
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Dosage Form(s) Available | |||||||||||||||||
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Brand Names | |||||||||||||||||
Calan SR, Verelan, Verelan PM |
N/A |
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Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | |||||||||||||||||
12 hours |
2.5 hours |
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CSA Schedule ** View glossary of terms | |||||||||||||||||
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 | |||||||||||||||||
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 | |||||||||||||||||
A total of 647 drugs are known to interact with verapamil:
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A total of 608 drugs are known to interact with Zanaflex:
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Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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Disease Interactions | |||||||||||||||||
First Approval Date | |||||||||||||||||
March 08, 1982 |
November 27, 1996 |
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WADA Class View World Anti-Doping Agency classifications. | |||||||||||||||||
N/A |
N/A |
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More Information | |||||||||||||||||
Patient resources | |||||||||||||||||
Professional Resources | |||||||||||||||||
Related Treatment Guide | |||||||||||||||||
** 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.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.