Comparing Prazosin vs Doxazosin
Prazosin | Doxazosin |
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Prazosin | Doxazosin |
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Prescription only
Prazosin effectively treats high blood pressure but commonly causes dizziness or lightheadedness on initiation or with a dosage increase. However, a tolerance to this effect develops on continued... View more |
Prescription only
Doxazosin is used for the treatment of BPH and high blood pressure. It may cause dizziness or lightheadedness on initiation or with a dosage increase; however, a tolerance to this effect develops on... View more |
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Popular comparisons
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More about Prazosin | More about Doxazosin | ||||||||||||||||
Ratings & Reviews | |||||||||||||||||
Prazosin has an average rating of 6.9 out of 10 from a total of 276 ratings on Drugs.com. 59% of reviewers reported a positive effect, while 25% reported a negative effect. |
Doxazosin has an average rating of 5.5 out of 10 from a total of 66 ratings on Drugs.com. 38% of reviewers reported a positive effect, while 34% reported a negative effect. |
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Drug Class | |||||||||||||||||
Side Effects | |||||||||||||||||
See also: prazosin side effects in more detail. |
See also: doxazosin side effects in more detail. |
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Generic Availability | |||||||||||||||||
Lower cost generic |
Lower cost generic |
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Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all prazosin prices |
View all doxazosin prices |
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Dosage Forms Available | |||||||||||||||||
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Brand Names | |||||||||||||||||
Minipress | Cardura, Cardura XL, Carduran, Cascor, Doxadura | ||||||||||||||||
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. | |||||||||||||||||
4 hours |
22 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 269 drugs are known to interact with prazosin:
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A total of 315 drugs are known to interact with doxazosin:
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Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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Disease Interactions | |||||||||||||||||
First Approval Date | |||||||||||||||||
June 23, 1976 |
November 02, 1990 |
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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.