Antibiotic Resistance of Escherichia coli Isolated from Municipal Sewage in Sewage Treatment Plant of the City of Hamadan in 2017

Antibiotics are among the most effective medications used to treat infectious diseases. The present study was conducted over six months on the municipal sewage in Hamadan Sewage Treatment Plant. Tests were carried out on six antibiotics commonly used in medical settings. Antibiotic sensitivity of Escherichia coli found in inlet sewage and outlet residue was assessed using disc diffusion technique and interpreted according to Kirby-Boer chart. According to the results, Escherichia coli was most resistant to AMX (100%) in inlet sewage and E (100%) and AMX (100%) in outlet sewage