It's not due to urine infection.
It may be due to your late period but not necessarily.
But definitely you have muscular and nervine weakness.
First you should start
T. Powergesic two times a day after food for 3 days.
Cap. Rabez D , one capsule 20min befor lunch and dinner for 3 days.
Then continue
T. Neurobion fort daily one after breakfast for 15days.
Syp. Dexorange 15ml after lunch and dinner for 15days.
Your problem will be subside by following above treatment and will be solved by taking advice mention below.
Next Steps
You should take
Syp. Cycloset or Syp. Menso28 ( Ayurvedic medicine) 15ml two times a day for 3 months. It helps to regularise your irregular periods.
Syp. Dexorange should be continue for 1 month more.
T. Zincovit as multivitamin Daily after breakfast for 15days.
Health Tips
Do physical exercise regularly. It helps to your body fitness and blood circulation followed to hormonal imbalance.
Drink more water or juices, It will be helpful to stop recurrence of your pain.
Observe on your Excretion of Urine and stool. It should be passed regularly.
Give me your valuable feedback on practo.