Thanks for the query.
The irregularity in periods can occur due to many causes.
is one of them as you told.
You once consult gynecologist, take tablets to decrease the blood flow first.
Then you go for ultrasound
profile including thyroid
profile to find out the possible cause for your problem and take treatment accordingly.
For more details you can ask me through: http://www.healthcaremagic.com/doctors/dr-sree-gouri-sr/63429