Fig. 6From: Simultaneous spectrophotometric determination of finasteride and tadalafil in recently FDA approved Entadfi™ capsulesa Ratio spectra of FSD (10–140 µg/mL) using 25 µg/mL of TDL as a divisor; b ratio spectra of TDL (3–40 µg/mL) using 80 µg/mL of FSD as a divisorBack to article page