Thomas H. Lee Partners and Frazier Healthcare Partners have acquired Adare Pharmaceuticals from TPG Capital, according to a news release.

Adare Pharmaceuticals, which will be rebranded Adare Pharma Solutions, is a Lawrenceville, N.J.-based specialty contract development and manufacturing organization and global provider of pharmaceutical technologies, development and manufacturing. Adare has developed and manufactured more than 40 products sold in more than 100 countries.

Thomas H. Lee Partners, based in Boston, is private equity firm investing in middle-market growth companies. Founded in 1974, the firm invests in healthcare and a few other sectors and typically targets companies with enterprise values between $250 million and $2.5 billion.

Frazier Healthcare Partners, based in Seattle, is middle market private equity firm focused exclusively on healthcare. Founded in 1991, the firm’s growth buyout team seeks control equity investments in the provider services and hospitals/major facilities industries. Frazier prefers to make more substantial investments from a dollars perspective and pursues companies with revenues of at least $50 million.

TPG Capital, with its U.S. headquarters in Fort Worth, Texas, and San Francisco, is a global alternative asset firm founded in 1992 that invests in healthcare and a number of other industries.

Terms of the transaction were not disclosed.