Conditions: Hypertension
Allocation: RANDOMIZED | Intervention model: CROSSOVER
Enrollment: 13
Healthy volunteers: no

Brief summary:
To assess the pharmacodynamic effects of co-administrated SK3530 (PDE5 inhibitor) and Amlodipine, phase I study in Hypertensive patient was designed.

Detailed description:

Arms:
arm 1: Active Drug arm 2: Tablet which has the same appearance and taste but doesn't contain active ingredient

Interventions: intervention 1: SK3530 100mg, Placebo, Amlodipine
Intervention descriptions: intervention 1: None

Protocol document: