Description
Rac Fesoterodine-[d7] HCl is the labelled hydrochloride form of Fesoterodine. Fesoterodine, launched for the treatment of OAB, is an orally active prodrug that is converted in vivo to its active metabolite 5-HMT through hydrolysis by non-specific esterases. 5-HMT is also an active metabolite of tolterodine (Detrol), which has been marketed for the treatment of OAB since 1998