Alfentanil
Severe
Database
Drug interaction classified as: synergy
Source: DDInter
Drug reference
carisoprodol
Muscle relaxant (sedative properties) · Muscle relaxant
Muscle relaxant (sedative properties)Muscle relaxant
CDSCO approved
EXCRETION
—
not curated
INTERACTIONS
12 major
SEVERE in our sources
PREGNANCY
—
not curated
Top interactionssee all 12 →
- AlfentanilSevereDatabaseDDInter
- BenzhydrocodoneSevereDatabaseDDInter
- BuprenorphineSevereDatabaseDDInter
- ButorphanolSevereDatabaseDDInter
Mechanism
Relies on sedative properties and blockade of nociceptive pathways. It is metabolized to meprobamate.
Indications
Muscle relaxationmusculoskeletal disorders associated with muscle spasm
Pharmacokinetics
Metabolism
CYP2C19 metabolizes carisoprodol to largely to meprobamate
Drug interactions
Benzhydrocodone
Severe
Database
Drug interaction classified as: synergy
Source: DDInter
Buprenorphine
Severe
Database
Drug interaction classified as: synergy.
Source: DDInter
Butorphanol
Severe
Database
Drug interaction classified as: synergy
Source: DDInter
Codeine
Severe
Database
Drug interaction classified as: synergy.
Source: DDInter
Dextropropoxyphene
Severe
Database
Drug interaction classified as: synergy, metabolism
Source: DDInter
Dezocine
Severe
Database
Drug interaction classified as: synergy
Source: DDInter
Dihydrocodeine
Severe
Database
Drug interaction classified as: synergy
Source: DDInter
Fentanyl
Severe
Database
Drug interaction classified as: synergy.
Source: DDInter
Hydrocodone
Severe
Database
Drug interaction classified as: synergy.
Source: DDInter
Hydromorphone
Severe
Database
Drug interaction classified as: synergy.
Source: DDInter
Levacetylmethadol
Severe
Database
Drug interaction classified as: synergy
Source: DDInter
Related guidelines
Other Muscle relaxant (sedative properties) drugs
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Textbook-sourced·Sources: KD Tripathi 7e, Goodman & Gilman 14e·Updated: 2026-05-10