Listen to Nirvathi Sugatha ? Ravichandrika ? online. Nirvathi Sugatha ? Ravichandrika ? is an Instrumental language song and is sung by E.Gaayatri and Namagiripettai Krishnan. Nirvathi Sugatha ? Ravichandrika ?, from the album Classical Music Instrumental 4, was released in the year 2000. The duration of the song is 4:34. Download Instrumental songs online from JioSaavn.