Listen to Kawan Tonic Tu Karelu Use online. Kawan Tonic Tu Karelu Use is a Bhojpuri language song and is sung by Nageshwar Verma. Kawan Tonic Tu Karelu Use, from the album Bhada Ke Marad, was released in the year 2012. The duration of the song is 4:54. Download Bhojpuri songs online from JioSaavn.