what is movantik
Updated: Movantik is a prescription medication used to treat opioid-induced constipation in adults with chronic non-cancer pain. Movantik belongs to a group of drugs called mu-receptor opioid antagonists. These work by blocking the effects of opioids in the gastrointestinal tract.This medication comes in oral tablet form and is taken once daily on an empty stomach.ovantik belongs to a group of drugs called mu-receptor opioid antagonists. These work by blocking the effects of opioids in the gastrointestinal tract. This medication comes in oral tablet form and is taken once daily on an empty stomach.