Comparing Demerol vs Morphine
Demerol (meperidine) | Morphine |
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Demerol (meperidine) | Morphine |
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Prescription only
Prescribed for Pain, Light Sedation. Demerol may also be used for purposes not listed in this medication guide. |
Prescription only
Morphine is a very effective pain reliever but commonly causes constipation and carries a high risk of addiction and dependence. It interacts with several other medications, which can increase the... View more |
Related suggestions |
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More about Demerol (meperidine) | More about Morphine | ||||||||||||||||
Ratings & Reviews | |||||||||||||||||
Demerol has an average rating of 9.3 out of 10 from a total of 76 ratings on Drugs.com. 93% of reviewers reported a positive effect, while 4% reported a negative effect. |
Morphine has an average rating of 7.5 out of 10 from a total of 367 ratings on Drugs.com. 66% of reviewers reported a positive effect, while 14% 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 Demerol side effects |
View all Morphine side effects |
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Drug Class | |||||||||||||||||
Generic Availability | |||||||||||||||||
Lower cost generic |
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Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Demerol prices |
View all Morphine prices |
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Dosage Forms | |||||||||||||||||
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Brand Names | |||||||||||||||||
Other meperidine brands include: Meperitab | Astramorph PF, Doloral, Doloral Sirop, Duramorph, Duramorph PF, Infumorph, Kadian, M O S, Mitigo, Morphine Sulfate ER, Morphine Sulfate IR, Morphine Sulfate SR, MS Contin View more | ||||||||||||||||
Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
39 hours |
4 hours |
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CSA Schedule 1 View glossary of CSA terms | |||||||||||||||||
High potential for abuse
Has a high potential for abuse. Has a currently accepted medical use in treatment in the United States or a currently accepted medical use with severe restrictions. Abuse may lead to severe psychological or physical dependence. |
High potential for abuse
Has a high potential for abuse. Has a currently accepted medical use in treatment in the United States or a currently accepted medical use with severe restrictions. Abuse may lead to severe psychological or physical dependence. |
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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 477 drugs are known to interact with Demerol:
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A total of 566 drugs are known to interact with Morphine:
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Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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Disease Interactions | |||||||||||||||||
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First Approval Date | |||||||||||||||||
November 10, 1942 |
May 29, 1987 |
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WADA Class View classifications | |||||||||||||||||
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.
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.