SINGAPORE--(BUSINESS WIRE)--Mitsubishi Tanabe Pharma Corporation (TSE: 4508), and Singapore-based A. Menarini Asia-Pacific Holdings Pte Ltd (“Menarini AP”) have entered into a licensing agreement to commercialize and promote SPEDRA™ (avanafil). Menarini AP will receive exclusive licensing rights from Mitsubishi Tanabe Pharma Corporation to market Avanafil in China, Hong Kong, Macao, Taiwan, Indonesia, Malaysia, Philippines, Singapore, Thailand, Vietnam.