Comparing Furosemide vs Spironolactone
| Furosemide | Spironolactone |
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| Furosemide | Spironolactone |
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Prescription only
Furosemide significantly increases urination which relieves excess fluid, but its use may also lead to the depletion of certain electrolytes in the body (such as potassium). Prescribed for Edema... View more |
Prescription only
Spironolactone is a diuretic that may be used to remove excess fluid (edema) from the body, lower blood pressure, or treat hyperaldosteronism. It does not cause potassium loss from the body; however... View more |
Related suggestions High Blood Pressure (Hypertension)
Heart Failure (Congestive Heart Failure)
Popular comparisons
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| More about Furosemide | More about Spironolactone | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Furosemide has an average rating of 6.8 out of 10 from a total of 121 ratings on Drugs.com. 53% of reviewers reported a positive effect, while 21% reported a negative effect. |
Spironolactone has an average rating of 6.9 out of 10 from a total of 703 ratings on Drugs.com. 58% of reviewers reported a positive effect, while 24% 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 Furosemide side effects |
View all Spironolactone 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 Furosemide prices |
View all Spironolactone prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Diaqua-2, Furoscix, Lasix | Aldactone, CaroSpir | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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1.5 hours |
37 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 506 drugs are known to interact with Furosemide:
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A total of 382 drugs are known to interact with Spironolactone:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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July 01, 1966 |
January 21, 1960 |
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| WADA Class View classifications | |||||||||||||||||
| 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.