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Get a thorough evaluation done as Pelvic cramps are caused due to some reasons. While it's challenging to provide a definitive solution without a proper examination, here are a few possibilities that you may consider - Pelvic inflammatory disease, gynecological conditions, or musculoskeletal issues can result in cramps and discomfort. 

If you have taken four tablets of misoprostol as part of a prescribed regimen, then the specific instructions and subsequent steps will depend on the purpose for which the medication was prescribed. The instructions differ based on the factors such as the gestational age, medical history, and individual circumstances.

In women, increased LH in urine is expected during the menstruation period. LH is a hormone that assists in the release of eggs from the ovaries. Following the end of your monthly period, the LH levels might increase as a way of preparing for ovulation. There can be changes in the cervical mucus throughout the cycle. Having lotion-like discharge before getting the sticky one is typical. 

Yes, it's possible to get your period even if you have sex during your period. Getting your period is a natural part of the menstrual cycle, and it can occur independently of sexual activity. 

Missed periods with spotting might be signs of pregnancy. Stress, weight fluctuations, hormonal imbalances, or medical conditions also affect the menstrual cycle..Visit to the doctor to evaluate exact cause and treatment

According to your symptoms, you might be having a miscarriage or an ectopic pregnancy. I urge you to make an appointment with a gynecologist right away as these conditions require immediate medical assistance. A gynecologist will diagnose and treat you correctly.