Opioid Induced Constipation Treatment Market - Global Industry Analysis, Size, Share, Growth, Trends, and Forecast upto 2023 Takeda Pharmaceuticals Company, Ltd., with its approved drug Amitiza, holds a majority share in the global market for opioid induced constipation treatment. In 2014 the top three players Takeda, Valeant Pharmaceuticals International, Ltd., and Boehringer Ingelheim – operated on a collective share of 91.8% of the global market. This is a highly consolidated market but with a large scope for the prominent players to penetrate regions other than North America. Transparency Market Research’s recent publication reveals the possibilities that players in the global market for opioid induced constipation treatment can take up to improve their global standing in the market. This includes reaching out to the emerging economies and gain shares from a currently untapped market. The global market for opioid induced constipation treatment is expected to progress at a highly positive CAGR of 31.2% within a forecast period from 2015 to 2023 with respect to revenue. By