Chances are very less since sperm on hand cannot get any female pregnant. 

Problems with the vagina are usually due to things like the pressure during sex, dryness, or infection. If you feel uncomfortable, pain, or bleeding, then you need to consult a doctor immediately. Proper rest, enough hydration, and in case of need, the intake of appropriate medication are the best decisions to make. Without taking too much anxiety, pay attention to your body, and if improvement occurs, be calm. Do not hesitate to take personal healthcare services; they can give you the proper help.

You may be experiencing a condition called hypersexuality, where a person has more frequent sexual thoughts or behaviors than usual. This can be caused by hormonal changes or psychological factors. It's important to know you're not alone, and help is available. Talking to a counselor or therapist can help you understand and manage these feelings. It's also important to focus on your studies and find healthy ways to cope with these desires.

If this circumstance is the one that you think about the most, then you should be worried. In case you find an object inside your body, you may feel symptoms such as pain, discomfort, or unusual bleeding. You should keep yourself calm. The most effective method is to look for medical aid immediately. At the clinic, the doctor can conduct a check-up and escort out anything that is necessary. It would be better to avoid the impulse to take it out yourself as getting hurt will be inevitable. 

Pain is generally felt by womens when they are having first sexual experience, and one possible cause is they are too tensed, they are not yet excited enough, or the tension in the pelvic muscles. To make yourself comfortable and calm, you should do physical movements and practice relaxation techniques. Another thing that is very important is to have an open conversation with your partner and take some time to discover intimacy that is not solely about penetration. If the pain persists, it’s really important that you go and consult a healthcare professional. They can give you their thoughts specifically for your case and thus, should you have them, will be introducing you to such issues that need to be focused on.

Based on the information you have provided, the probability of pregnancy is almost zero since there was no intercourse and he came outside with ejaculation. Keep in mind that for the pregnancy to occur, the sperm should be in the vagina. If you're feeling nervous, you can always think about using protection in the future

Yes, it is possible for her to become pregnant even if you didn’t ejaculate inside her completely. There are still sperm in pre-cum that can result in pregnancy. If she has symptoms such as a missed period, feeling sick or throwing up a lot, or her breasts being sore and tender – then it is possible that she may be pregnant. To avoid this, use protection every time you have sex. 

Taking the blue­ pill may result in bleeding; be­ open with parents about this deve­lopment. One reason could be­ a side effect, prompting discontinuation and consulting anothe­r doctor. Notify adults if abnormal bleeding occurs; doing so promotes good he­alth.