Saturday, July 11, 2026

Drug profile · INN

naldemedine tosilate

naldemedine tosilate (SYMPROIC) is a mu opioid receptor antagonist.

PMDA: approved
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Drug details — naldemedine tosilate
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Quick answer

naldemedine tosilate (SYMPROIC) is a mu opioid receptor antagonist.

Key facts

INN naldemedine tosilate
Brand SYMPROIC
Mechanism Mu opioid receptor antagonist
Target Mu-type opioid receptor

Mechanism of action

Mu opioid receptor antagonist

Primary target: Mu-type opioid receptor

Approval history

Authority Status Date
PMDA approved

Related & competitor drugs

  1. alvimopan Mu opioid receptor antagonist
  2. loperamide hydrochloride Mu opioid receptor agonist
  3. methadone hydrochloride Mu opioid receptor agonist
  4. morphine sulfate Mu opioid receptor agonist
  5. oxycodone Mu opioid receptor agonist
  6. oxycodone hydrochloride Mu opioid receptor agonist

Frequently asked questions

What is naldemedine tosilate?

naldemedine tosilate (SYMPROIC) is a mu opioid receptor antagonist.

What is the brand name for naldemedine tosilate?

SYMPROIC is a marketed brand name for naldemedine tosilate. Check FDA Drugs@FDA for the current US label holder and prescribing information.