Greater Hyderabad Municipal Corporation (GHMC) officials are conducted raids in all hotels and restaurants in the city from the past few days. They have raided over 300 hotels uptill now. Mayor Bonthu Rammohan said that most hotels are using rotten meat and cooking in unhygienic surroundings. This is leading to a number of diseases like diahorrea and nausea, he said. Some hotels have been fined and number of other are sealed. Doctors too have warned about toxins released by bacteria.