Press release content from Globe Newswire. The AP news staff was not involved in its creation. ECI Pharmaceuticals LLC Signs Agreement to Be Exclusive U.S. Distributor of Generic Cialis® ECI Pharmaceuticals, LLCMay 10, 2021 GMT FORT LAUDERDALE, Fla., May 10, 2021 (GLOBE NEWSWIRE) -- ECI Pharmaceuticals, LLC (ECI) today announced that it has entered into an exclusive U.S. agreement with Qilu Pharmaceutical Co., Ltd. (Qilu) to manage the sales, marketing, and distribution for the therapeutically equivalent generic of Cialis®, with strengths of 2.5mg, 5mg, 10mg, and 20mg tablets. Cialis®, and the generic equivalent Tadalafil, is in a class of medications called phosphodiesterase (PDE) inhibitors. Tadalafil is used to treat erectile dysfunction and the symptoms of benign prostatic hyperplasia (BPH; an enlarged prostate).