** 1. Because PCOS can occur independently or secondary to other disease thus do check with your thyroid profile [for under active thyroid] 2. Since you are diagnosed with PCOD [laboratory diagnosis], which causes impaired blood sugar level of the person, thus is the reason of prescribing glyciphage [metformin] to you, also glyciphage is given in obese women thus affect weight gain and fertility. 3. adverse effect of metformin is indigestion [puking felling], along with mal absorption of vitamin B12 [so check periodically with values], you should also check HbA1C which gives up three months average of sugar control. 4. since PCOS is due to low metabolism (digestive fire) thus drugs given to you will work/function by increasing the Metabolism by acting as deepana, pacahana,ushna,tekshna, sukshma,lekhana drugs and thus reducing the symptoms. 5. Avoid fatty food,curd,late night work,soyabean,milk,mustard oil,cabbage, and take moong dal,tambul,saindhav,tandulodak,coconut water, vegetable soups PS. There are several alternatives to metformin, such as lifestyle changes or other diabetes medications, you may consult your doctor for options.