Comparing Atenolol vs Diltiazem
| Atenolol | Diltiazem |
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| Atenolol | Diltiazem |
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Prescription only
Atenolol works on heart-specific receptors to lower blood pressure and slow heart rate; however, this selective effect on the heart may be lost with dosages greater than 50mg/day which increases the... View more |
Prescription only
Diltiazem may be used for the treatment of high blood pressure or chronic stable angina. Rhinitis, headache, and constipation are commonly reported side effects. Prescribed for Atrial Fibrillation... View more |
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Popular comparisons
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| More about Atenolol | More about Diltiazem | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Atenolol has an average rating of 7.2 out of 10 from a total of 276 ratings on Drugs.com. 63% of reviewers reported a positive effect, while 18% reported a negative effect. |
Diltiazem has an average rating of 6.0 out of 10 from a total of 189 ratings on Drugs.com. 44% of reviewers reported a positive effect, while 31% 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 Atenolol side effects |
View all Diltiazem side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Atenolol prices |
View all Diltiazem prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Tenormin | Cardizem, Cardizem CD, Cardizem LA, Cartia XT, Dilacor XR, Dilt-XR, Diltia XT, Diltiazem Hydrochloride CD, Diltiazem Hydrochloride SR, Diltiazem Hydrochloride XR, Diltzac, Matzim LA, Taztia XT, Tiadylt ER, Tiazac View more | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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6.2 hours |
6 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 D
Positive evidence of risk
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 478 drugs are known to interact with Atenolol:
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A total of 709 drugs are known to interact with Diltiazem:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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August 19, 1981 |
November 05, 1982 |
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| WADA Class View classifications | |||||||||||||||||
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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.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.