Its just been 24 hours that we had sex And...

Dear Customer
Evaluating the answer from the top of the page after reading it helps us to improve the quality of answers and ensure that the best experts are available to help you .

how does pregnancy happen :

1. getting prengnant naturally only happen when the male partner discharge his semen into the inner side of vagina ( later will reach to the uterus ) and existing of ovums ( usually ovum exist and will be ready to fertilized in the middle of monthly period ) , and also existing ready uterus to carry on the pregnancy and the fetus .
2. ovualtion time or the time ovum exist are the day 12-16 of the period , for example ; if your first day of period was 1st/9 , your ovulation time is 12th-16th /9 
3. ovums last 48 hours in the uterus and can get fertilized any time during this period of time 
4. male semen last up to 5 days in female uterus and will be able to fertilize during this period of time

medication to take if you had sexual intercourse near or in ovualtion days :

- take emergency contraceptive pills such as :
1. ella
2. progestin 

general advices :

1. avoid sexual intercourse in the following days in your period ( 10 - 16 )
2. emegency contraceptive pills should be taken in the first 72 hour after the sexual intercourse 
3. use condoms and protection sex tools to avoid pregnancy and STD infections 
You can also ask our other certified experts in various fields such as: Nutritionists, Lawyers, IT Experts, Therapists, Mechanics, Doctors, Handymen, and more.
Kind Regards