Thanks for the query.
You once consult gynecologist and get examined for:
-Pelvic inflammatory reaction
-And go for ultrasound
By this the possible cause for your problem can be identified and also pregnancy
can be rule out.
Meanwhile you can take symptomatic treatment.
For more details you can ask me through: http://www.healthcaremagic.com/doctors/dr-sree-gouri-sr/63429