Rhythm Pharmaceuticals, Inc. develops and commercializes peptide therapeutics for the treatment of gastrointestinal diseases and genetic deficiencies. It focuses on the treatment for Prader-Willi Syndrome and Pro-Opiomelanocortin deficiency obesity. Read More The firm rapidly develops setmelanotide for rare genetic disorders of obesity caused by MC4 pathway deficiencies and provides advance setmelanotide for POMC deficiency obesity and LEPR deficiency obesity as first indications in upstream MC4 pathway deficiencies. The company was founded by Bart Henderson in February 2010 and is headquartered in Boston, MA.