New Delhi: An ayurvedic medicine to treat dengue is undergoing the third and final phase of clinical trials and will be launched within the next two years, a senior official of the Ayush Ministry said. Ayush Secretary Vaidya Rajesh Kotecha said the research on this was being carried out by Ayush (Ayurveda, Yoga & Naturopathy, Unani, Siddha, Sowa Rigpa and Homoeopathy) Ministry and the Indian Council of Medical Research (ICMR)