Meri gf ko 25 se 30 January ko periods aaye the uske baad hum dono ne 15 February(22wa din ko bina condom k sex kr liya aur uska period cycle 23 days ka h...kvi kvi 1-2 din aage ya Piche hi period suru ho jate h pr hamesh 6 days ka period hota h aur jyda tr time 23 days ka period cycle Mei repeat hota h.....mujhe ye janana h ki Maine 22wa Din sex kya aur sperm ko Bahar v gira diya mgr I M not fully sure ki kch percent ander gira ya nhi ab uske 17-20 February k Bich periods ka time a gya h .....agr period aate h toh wo 100 percent pregnant nhi hogi Aur agr period nhi aate h toh mujhe kya krna hoga taki wo pregnent na ho ...aur ipil ya un-72 ka side effect k Karan Mei use ye dawai Ni de sakta .....toh mujhe kya krna chahiye