Comparing Amlodipine vs Calan SR
| Amlodipine | Calan SR (verapamil) |
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| Amlodipine | Calan SR (verapamil) |
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Prescription only
Amlodipine is a heart medication that may be used for the treatment of angina or to lower blood pressure but it can cause edema in the ankles or feet. Prescribed for Raynaud's Syndrome, High Blood... View more |
Prescription only
Prescribed for High Blood Pressure. Calan SR may also be used for purposes not listed in this medication guide. |
Related suggestions High Blood Pressure (Hypertension)
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| More about Amlodipine | More about Calan SR (verapamil) | ||||||||
| Ratings & Reviews | |||||||||
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Amlodipine has an average rating of 4.4 out of 10 from a total of 838 ratings on Drugs.com. 28% of reviewers reported a positive effect, while 53% reported a negative effect. |
Calan SR has an average rating of 8.6 out of 10 from a total of 10 ratings on Drugs.com. 70% of reviewers reported a positive effect, while 0% 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 Amlodipine side effects |
View all Calan SR side effects |
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| Drug Class | |||||||||
| Generic Availability | |||||||||
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Lower cost generic |
Lower cost generic approved | ||||||||
| Pricing and Coupons * Prices are without insurance | |||||||||
View all Amlodipine prices |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
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| Dosage Forms | |||||||||
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| Brand Names | |||||||||
| Katerzia, Norliqva, Norvasc | Other verapamil brands include: Verelan, Verelan PM | ||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||
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35 hours |
12 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 541 drugs are known to interact with Amlodipine:
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A total of 662 drugs are known to interact with Calan SR:
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| Alcohol/Food/Lifestyle Interactions | |||||||||
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| Disease Interactions | |||||||||
| First Approval Date | |||||||||
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July 31, 1992 |
December 16, 1986 |
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| WADA Class View classifications | |||||||||
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N/A |
N/A |
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| More Information | |||||||||
| Patient Resources | |||||||||
| Professional Resources | |||||||||
| 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.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.