Delayed menses. This month has delayed!

I had my last period on 9th july, had sex with pullout method on 15th, then I got ill since 17th and got diagnosed with herpetic ulcers took antiviral acyclovir 800mg tds ×10days, got cured then again had sex on 28th july protected but condom ruptured initially so again pullout method this is second time when herpetic blisters came again in span of 2 days so took antivirals with samedose bd 5 days as it was about to get worsened. Again had sex on 10th august protected Today is 23rd august still no menses Im having dull pain in lower back hip thighs and calf muscles since 1st week of august along with Bloating, even all signs of pms like mood swings, craving still on and off, since 2 days this interrupting abdominal pain has become continuous, last week pain was so severe but got healed Pain is same as it is during menses About getting pregnant, my menses are regular since last 4 months and having sex regularly every week unprotected but menses were this month has delayed