Dr. Reddys Laboratories Ltd. announced the launch of Linaclotide, a first-in-class guanylate cyclase-C aganist for adults suffering from chronic constipation in India. Dr. Reddys becomes the first pharmaceutical company to receive regulatory approval to launch Linaclotide in India under the brand name Colozo®, available in 72 mcg and 145 mcg strengths.