Combining Carisoprodol and Hydromorphone Hydrochloride is a major interaction and should generally be avoided without close medical supervision.
Patients are at significantly increased risk for profound sedation, respiratory depression, coma, and even death. Other clinical effects include dizziness, impaired psychomotor function, and hypotension. The risk is heightened by carisoprodol's active metabolite, meprobamate, which also contributes to CNS depression.
Mechanism: Hydromorphone, an opioid agonist, primarily exerts its effects through mu-opioid receptors, leading to central nervous system (CNS) depression. Carisoprodol, a centrally acting muscle relaxant, is metabolized to meprobamate, which has anxiolytic and sedative properties through GABA-A receptor potentiation. The co-administration results in additive CNS depressant effects.
Carisoprodol vs. Hydromorphone Hydrochloride
Compare Carisoprodol and Hydromorphone Hydrochloride: mechanism of action, indications, side effects, cost, and which may be right for you.
Drug A
Carisoprodol
Carisoprodol
Skeletal Muscle Relaxants
RxDrug B
Hydromorphone Hydrochloride
Hydromorphone Hydrochloride
Opioid Analgesics
RxQuick Comparison
| Category | Carisoprodol | Hydromorphone Hydrochloride |
|---|---|---|
| Drug Class | Skeletal Muscle Relaxants | Opioid Analgesics |
| Rx Status | Rx | Rx |
| Generic Available | No | No |
| Typical Cost | $15–$50/month | $200–$500/month |
Carisoprodol Overview
Carisoprodol is a muscle relaxant medication used to help relieve discomfort from acute, painful muscle and bone conditions in adults. It works by affecting communication between nerves in the central nervous system to help relax muscles. This medication is typically used for short periods, usually up to two or three weeks.
Full Carisoprodol guide →Hydromorphone Hydrochloride Overview
HYDROMORPHONE HYDROCHLORIDE (brand name: Hydromorphone Hydrochloride) is a Opioid Analgesics. INDICATIONS AND USAGE Hydromorphone Hydrochloride Injection is indicated for the relief of moderate to severe pain such as that due to: surgery, cancer, trauma (soft tissue and bone), biliary colic, myocardial infarction, burns, renal colic.
Full Hydromorphone Hydrochloride guide →How Each Drug Works
Carisoprodol
The mechanism of action of carisoprodol in relieving discomfort associated with acute painful musculoskeletal conditions has not been clearly identified. In animal studies, muscle relaxation induced by carisoprodol is associated with altered interneuronal activity in the spinal cord and in the descending reticular formation of the brain.
Approved Uses (Indications)
Carisoprodol
Carisoprodol is indicated for the relief of discomfort associated with acute, painful musculoskeletal conditions in adults. Limitation of Use Carisoprodol should only be used for short periods (up to two or three weeks) because adequate evidence of effectiveness for more prolonged use has not been established and because acute, painful musculoskeletal conditions are generally of short duration. [ see Dosage and Administration ]. Carisoprodol is a muscle relaxant indicated for the relief of discomfort associated with acute, painful musculoskeletal conditions in adult…
Hydromorphone Hydrochloride
INDICATIONS AND USAGE Hydromorphone Hydrochloride Injection is indicated for the relief of moderate to severe pain such as that due to: surgery, cancer, trauma (soft tissue and bone), biliary colic, myocardial infarction, burns, renal colic.
Side Effects
Carisoprodol
Hydromorphone Hydrochloride
Cost Comparison
Carisoprodol
$15–$50/month
Carisoprodol is available as a generic, which is significantly cheaper than the brand-name version. Using discount cards like GoodRx can further reduce the cost, often bringing it down to under $20 per month.
Hydromorphone Hydrochloride
$200–$500/month
As a brand-only medication, costs without insurance can be high. Discuss patient assistance programs with your doctor or pharmacist for potential savings.
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Medical Disclaimer
The information on RxGuide is intended for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician, pharmacist, or other qualified health provider with any questions you may have regarding a medical condition or medication. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.