Yes it is possible. Sperms can live in the female reproductive system for 5 days at most, thus the use of contraceptives is essential to prevent unwanted pregnancy. You are advised to discuss your concerns and questions about sexual health with a gynecologist if you have any

It is quite usual to experience some discomfort during intercourse but prolonged pain should be checked out. Tightness and aching during intercourse could be a symptom of a medical problem such as vaginismus or a pelvic infection. I recommend you to visit to a gynecologist to get the right diagnosis and proper treatment.

It could be a skin irritation to something more serious. It is better to consult a dermatologist that can diagnose the exact cause and propose medications

I would recommend for you to visit a plastic surgeon who specializes in breast reduction surgery. This technique includes removal of too much breast tissue and reshaping the rest to create a more balanced figure. But it has to be mentioned that any operation carries the risk of complications and side effects. Hence the discussion on the pros and cons of the breast reduction surgery should be made with a professional specialist before making a final decision.

Periods delay may happen due to reasons of stress, diet change, or irregular sleep patterns. If you have concern then go for a pregnancy test. I will propose you to go to a gynaecologist for the same. It is advisable to approach a specialist in case of any health condition and do not count on natural contraceptive methods since they are not fully reliable.

Acne and acne spots on the face are a widespread skin problem which is brought about by excessive oil production and blocked pores. Keep the affected area clean and do not pick at the spots. It is suggested to see a dermatologist for more specific treatment solutions. They can suggest most effective treatments for acne as well as acne spots, including topical creams, antibiotics, and chemical peels. 

For medications need to understand your other health conditions. Please visit a gynecologist for proper treatment

The lack of movement in CT scan may not always be associated with kidney failure. Talk to a urologist they can recommend suitable treatment plan for you

Sometimes flare-ups of ulcerative colitis and stomach bugs show the same symptoms, such as diarrhea, abdominal pain, and cramps. However, a stomach bug is usually a short-lived infection that may disappear on its own while ulcerative colitis is a chronic condition that needs medical intervention. Visit a gastroenterologist who can effectively make a diagnosis and prescribe treatment.

Yes it is possible. Talk to your doctor the treatment may include antibiotics or other medications 

Yes you are still protected if it is just 3 hours delayed but ensure that you take your birth control pills at the same time every day

Menstrual cycle can be disrupted by the higher levels of prolactin hormone that may lead to irregular periods or even missed periods. Cabergoline is administered to regulate the prolactin hormone secretion. But if you still have not regular periods even though you started taking this medicine, see a doctor again or you can take a second opinion

Based on the symptoms of the gastrointestinal infection. It is necessary to drink lots of water and do not have solid foods until the vomiting subsides. In case the symptoms last longer than 24 hours, or if you get very dehydrated, please visit a gastroenterologist for further investigation and treatment.
 

Enlargement of the lymph nodes in the groin and high body temperature are among the signs of the infection. It is advisable to see a specialist for further evaluation and treatment.

These signs may be related to gastrointestinal problems such as acid reflux, gastritis or peptic ulcer disease. It's better to see a gastroenterologist for an accurate diagnosis and a treatment plan. Please do not self-medicate and consult a professional doctor.