Dosch Pharmaceuticals Pvt. Ltd. Offers Chlorectin Mammary. Dosch Pharmaceuticals Pvt. Ltd. Is an ISO 9001:2008 certified company. The Chlorectin Mammary binds to the 50S subunit of the ribosome and inhibits bacterial protein synthesis. It is used in the treatment of clinical mastitis caused by trimethoprim and erythromycin sensitive micro-organisms like E.Coli, Mycoplasma etc.