Corium International, Inc. is a biopharmaceutical company. The Company is engaged in the development, manufacture and commercialization of specialty pharmaceutical products that focuses on transdermal and transmucosal delivery systems. Its development platforms enable transdermal delivery of large molecules, or biologics, including vaccines, peptides and proteins, as well as small molecules. Its Corplex and MicroCor platforms address the shortcomings of traditional transdermal drug delivery. Its marketed products include Clonidine TDS, which is a treatment for hypertension; Fentanyl TDS, which is a treatment for management of chronic pain, and Crest Whitestrips are a series of five products for oral care. Its Twirla is designed to deliver both hormones at levels comparable to low-dose oral contraceptives. Its MicroCor hPTH(1‑34) is a transdermal system designed to use its MicroCor technology to provide the delivery of parathyroid hormone.