Tadalafil 20 mg tablet:US Market sample dissolution get 80% results with in 10 minutes time.But our R&D trial get only 30% Results in 10 minutes.So Please suggest me What are the best excepients (Raw materials)and Unit formula,Our conclusion is R

Tadalafil 20 mg tablet:US Market sample dissolution get 80% results with in 10 minutes time.But our R&D trial get only 30% Results in 10 minutes.So Please suggest me What are the best excepients (Raw materials)and Unit formula,Our conclusion is Reach F2 comparisation with STD market sample. &quote; Thanking U &quote;