Mysore/Mysuru: An elderly woman, travelling in a bus from Bengaluru to Mysuru, lost her gold ornaments after drinking coffee laced with sedatives which was offered to her by a co-passenger. The elderly woman, who lost her jewellery, is 71-year-old Ambujakshamma, a resident of Siddarthanagar in city. On Nov. 25 at about 1.30 pm, Ambujakshamma came…