I Have A Baby Of 12 Months Right Now After

i have a baby of 12 months right now after giving birth to her on november 14 2015 the bleeding continued till one month after one month it has stopped and i got latest period on september 27 2016 after that i dint get period on october 27 and on the next day i consulted my doctor she prescribed tablets for five days i started taking tablets from october 28 unfortunately i missed one tablet and i took remaining tablets upto31 october till now i dint get my period pls suggest me something safe i am feeding my baby n she is my second kid n difference between my two kids is 3years