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  1. Drug Classes
  2. Peripheral Opioid Receptor Antagonists

Peripheral Opioid Receptor Antagonists

Peripheral opioid receptor antagonists are used to alleviate the side effects of opioids, such as constipation. They block the unwanted effects caused by opioids by binding to the opioid receptors, such as those in the gastrointestinal tract, to prevent opioid-induced constipation. They do not block the analgesic effects of opioids. Commonly prescribed peripheral opioid receptor antagonists include Relistor (methylnaltrexone) and Entereg (alvimopan).

Drugs classified as Peripheral Opioid Receptor Antagonists are frequently used to treat the following conditions:

Click on a drug below in order to find information and discounted prices at pharmacies near you.


Photo of the drug Symproic. Symproic
Peripheral Opioid Receptor Antagonists
Commonly used to treat opiate agonist-induced constipation.
Photo of the drug Relistor. Relistor
Peripheral Opioid Receptor Antagonists
Commonly used to treat opiate agonist-induced constipation.
Photo of the drug ALVIMOPAN. ALVIMOPAN
Peripheral Opioid Receptor Antagonists
Commonly used to treat ileus prophylaxis.

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