Is taking antibiotics frequently is good?what might be the disadvantages to our body systems?

Resistance and more: Frequent use antibiotics can increase the risk of developing antibiotic resistant bacteria like MRSA for you and your community, and also antibiotics kill not only good bacteria but also your normal protective bacteria of your body, for example in the colon you risk getting proliferation of c. Diff leading to colitis, and in the vagina, candida causing vaginitis.