 [ Symptoms ] how long after finishing antibiotics for pneumonia should it take to feel better  i finished the antibiotics for pneumonia 5 weeks ago and i am still having chest pain and tightness i had a repeat chest x ray 2 weeks ago and it was clear i am currently on flovent 2x a day and ventolin as needed averaging 3 4x a day to help with these symptoms but i feel like i have not improved since i finished the antibiotics [ Disease ] yes any time that you have unprotected sex there is a possibility of a pregnancy of course there are only a few days per month that ovulation occurs and contraception is most likely just before your period is not one of them but just in case you should do a few pregnancy tests in a few weeks if you have not had a normal period being only four days late is much too soon to worry about it