0.6 ML methylnaltrexone bromide 20 MG/ML Injection
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0.6 ML methylnaltrexone bromide 20 MG/ML Injection
20 MG/ML · Injection · injection
A form of methylnaltrexone →
0.6 ML methylnaltrexone bromide 20 MG/ML Injection — Peripheral opioid receptor antagonists. Strength, form, class, interactions & more.
Active ingredient
Classification
Peripheral opioid receptor antagonistsOpioid Antagonist
Drug interactions
Methylnaltrexone has specific interactions with other opioid antagonists and does not significantly affect the metabolism of certain drugs.
- majorother opioid antagonists — increased risk of opioid withdrawal
- moderatedextromethorphan — no significant effect on metabolism
Real-world adverse events (FAERS)
Death239Drug Ineffective205Nausea117Constipation110Abdominal Pain105Pain84Diarrhoea78Vomiting75
Source: RxNorm + openFDA + RxClass + FAERS · 2026
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