I am 28 years old with 4 kids. My last period was on 9th july but until now no periods and i have tested pregnancy test through blood on 14th aug and 20th august and both the test showed negative and doctor gav me primolut n 5mg for periods to come.so is there any possibilty tht i am pregnant? And wil this medicine b safe if i am pregnant and i am having burning sensation around my vagina too, so wil u suggest any medicine for tht.