Talk to Gastroenterologist on Stomach Pain

actually mujy kl suba se pani peene ky baad pait mein dard haii ... meny jese ji pani piya or glass ko dekha or smell kiya to ek boht hi weird si smell arai thi jo ky boht hi unusual thi ... actually im worried because humare ghar mein lizards or unky babies boht hogye hain to rat ko humare glasses uncovered hoty hain to i was thinking k koi lizard baby glass mein jakar kuch dischare to nhin kiya nd meny usko pani ky sath drink krliya hai .. should i take flagyl two or three times takay koi infection na hoo ?? please reply