Irregular periods can affect your chances of becoming pregnant and make it harder to track your fertile days. Since your last period was on September 18 and you had unprotected sex on November 2, pregnancy is a possibility. Common pregnancy symptoms include missed periods, nausea, and fatigue. Regular use of Cycloreg can also delay your cycle. To be certain, taking a pregnancy test is essential.

If 11 days have passed since the date of the expected period but you have done the love deeds, it is a good idea to check whether you are pregnant. Irregular periods and being sexually active are among the most common signs of pregnancy. You can be pregnant if you haven't used a condom while you have sex. Pregnancy tests that you can do at home are an accurate method to find out. The tests reveal pregnancy hormones in your urine.

Stress, weight fluctuations, and hormonal imbalance are some of the factors that can cause a delay in your period. As you had protected sex and your period is late only by 10 days, it is unlikely you are pregnant. 

Masturbating on the outer part of the vagina, the upper lips do not cause nerve damage or break the hymen. Masturbation is a normal and safe activity that does not interfere with your marriage or fertility. The body naturally heals itself, so any leftovers from old habits should not be a concern for you now. 

A menstrual disorde­r is when periods are irre­gular or have heavy blee­ding, painful cramps, or irregular cycles. Stress impacts pe­riods and worsens them. Symptoms include irre­gular periods, heavy flow, and seve­re cramps. Stress impacts hormone le­vels, causing menstrual issues. Re­ducing stress through relaxation like de­ep breathing or meditation may he­lp regulate periods.

It's possible you have a URINARY TRACT infection and a rash.
UTIs can cause pain in lower abdomen..... Get tested!! and treated.
RASH could be unrelated or a side effect of medication.
Consult with a doctor for proper diagnosis and treatment.

If Plan B was used afte­r ovulation, it could influence your period. Plan B's function is to postpone­ ovulation, which may affect timing. Therefore­, it's possible for period delays afte­r taking it. Irregular bleeding and cycle­ fluctuations are potential symptoms. 

Missing periods while breastfeeding is common Nothing to woRRy about that and wait for a few days. Then if you want you can consult an gynecologist