Allied Market Research Published Latest Report titled, ‘Opioid Induced Constipation (OIC) Drugs Market: Global Opportunity Analysis and Industry Forecast 2021-2030’. Opioid drugs are known for the inhibition of gastric emptying, peristalsis movement in the gastrointestinal tract, and further complications. Opioid-induced constipation can reduce quality of life, decrease the ability to work, and increase the use …