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metocurine

Competitive neuromuscular blocking agent (Benzylisoquinoline type) · Neuromuscular blocker

Competitive neuromuscular blocking agent (Benzylisoquinoline type)Neuromuscular blocker
CDSCO approved
EXCRETION
not curated
INTERACTIONS
10 major
SEVERE in our sources
PREGNANCY
not curated
Top interactionssee all 10
  • AmikacinSevereDatabaseDDInter
  • Botulinum Toxin Type ASevereDatabaseDDInter
  • Botulinum Toxin Type BSevereDatabaseDDInter
  • ColistimethateSevereDatabaseDDInter

Mechanism

Binds to the nicotinic acetylcholine receptor in skeletal muscle (Nm) and competitively blocks the binding of acetylcholine. It is three times more potent than tubocurarine.

Indications

Adjuvant in surgical anesthesia to obtain relaxation of skeletal muscle

Dosing

Adult
0.4 mg/kg (initiation); 0.5–1 mg/kg (intermittent injection)

Pharmacokinetics

Duration
110 min
Excretion
Renal elimination

Side effects

Serious
  • Less histamine release

Drug interactions

Amikacin
Severe
Database

Clinical effect not specified

Source: DDInter

Botulinum Toxin Type A
Severe
Database

Clinical effect not specified

Source: DDInter

Botulinum Toxin Type B
Severe
Database

Clinical effect not specified

Source: DDInter

Colistimethate
Severe
Database

Clinical effect not specified

Source: DDInter

Kanamycin
Severe
Database

Clinical effect not specified

Source: DDInter

Paromomycin
Severe
Database

Clinical effect not specified

Source: DDInter

Plazomicin
Severe
Database

Clinical effect not specified

Source: DDInter

Polymyxin B
Severe
Database

Clinical effect not specified

Source: DDInter

Streptomycin
Severe
Database

Clinical effect not specified

Source: DDInter

Tobramycin
Severe
Database

Clinical effect not specified

Source: DDInter

2 additional low-confidence interactions hidden — those rows lack a documented mechanism or management plan in our sources.

Related guidelines

Other Competitive neuromuscular blocking agent (Benzylisoquinoline type) drugs

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Sources: Goodman & Gilman 14e·Verified: 2026-05-10 · House clinical team