The deceased have been identified as Santosh Gouda and his wife Nayani Gouda.
While Santosh died soon after consuming poison in his house, Nayani succumbed while undergoing treatment at Digapahandi hospital.
While the exact reason behind the incident has not been known, it is suspected that the couple took extreme step in life after being frustrated over a continued family feud.
On being informed, the Pattapur police have reached the spot and started investigation.