I'm a 20-year-old girl and I've been having some irritation in my private area. This year on February 29th, I had my first sexual experience with my partner. At first, he didn't use a condom, but then he did for the rest. It was really painful, and I...
,it may be Vulvodynia, a unexplained pain or discomfort in the vulva(vaginal opening) area that typically strikes women between ages 18 and 25 and lasts more than three months. Symptoms include chronic burning, stinging, knifelike pain, rawness or irritation that comes and goes. The pain can interfere with sex, tampon insertion, and even make wearing undergarments or pants intolerable.
So next time avoid tight jeans,, practice foreplay before sex and Vagina need to be ready (wet with vaginal secretion) before insertion of penis.
Taking I pill also cause irregular pain and bleeding for many days or even weeks,, please avoid them next time, use condoms or Copper - T for unwanted pregnancy. And bleeding and pain after first time sex is common due to hymen tear.