Based on the data provided, bioequivalence for both amlodipine 10 mg and lisinopril 20 mg after administration of single oral doses of LISONORM FORTE, co-administration of NORVASC 10 mg and PRINIVIL 20 mg, or administration of LISONORM (fixed-combination of amlodipine 5 mg and lisinopril 10 mg) could be concluded.