Warburg Pincus, a global private equity firm, has acquired JHP Pharmaceuticals for $195 million on a debt-free, cash-free basis. JHP’s current management team will continue to hold an interest in the company. Additional terms of the transaction were not disclosed.   JHP is specialty pharmaceutical company focused on the U.S. sterile injectable drug market. With growth capital and support from Warburg Pincus, the company will pursue partnership and acquisition opportunities in both the bran...