hello doctor age :20 so basically I had coitus with my partner on 25 feb it was my 7th dap of periods and I had ipill within 4-5 hrs. Then I missed my periods in march so it took pregnancy test it was negative.{also coitus was just for 15 secs and there was no ejaculation and no precum}. On 12 april I had again coitus it was also about 15-20 secs no ejaculation and all. I also took unwanted 72 within 4-5 hrs. Then I took two pregnancy test they were negative on 20 and 21. Then 23 I went to hospital had ultrasound was normal .et line was 13. 7 mm there doctor said you'll get your periods and then on same day I got m periods. They were normal as I usually have with lil bit. Clots for 7 days (but before I have for 6 days. 23 may is a day for my periods it didn't come yet. Also I had changed my place after 6 months from low altitude to high altitude (dehradun - shimla) I also consumed lil bit. More fast food. On 12-16 may I also suffer from nausea may be due to travelling now my symptoms are. Having lil bit. Bloating. Gassy stomach and burping and sometimes lil bit pain on left lower abdominal like gas pain .and not feeling hungry and going for (poop regularly) I usually go regularly. I use to eat coffee powder from last half month so I can study and not be sleepy .i used eat 1 spoon of coffee powder and drink water. And from november to mid feb I also used drink black coffee I was having teeth treatment from 27 january to 2 may so I dental doctor gives me antibiotics and painkillers { 5-8 tablet per month}.or sometime more acc. To tooth now i'm experiencing pms and grumbling sound from stomach but no periods.