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Naltrexone API MAnufacturer

Naltrexone is a medication with interesting properties. Let’s dive into the details:

  • Mechanism of Action:

    • Naltrexone is a pure opiate antagonist, meaning it has little or no agonist activity.
    • Its mechanism of action in alcoholism treatment is not fully understood, but preclinical data suggest involvement of the endogenous opioid system1.
  • Indications:

    • Naltrexone is indicated for:
      • Alcohol Dependence: It helps reduce alcohol cravings and prevent relapse.
      • Opioid Blockade: It blocks the effects of exogenously administered opioids.
    • It is particularly useful in maintaining abstinence from alcohol and opioids.
  • Chemical Information:

    • CAS Number: 16590-41-3
    • Molecular Formula: C20H23NO4
    • Molecular Weight: 341.41 g/mol (anhydrous form)


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