Could Difficulty In Weight Reduction Be Due To Irregular Periods?

hi, I am 33 years old i have irregualar periods that is for 45 days, and last eight years back i had hair growth in my chin and upper lips, i had 3 years old child, now my weight is 93 i am doing yoga,walking but my weight does not reduced and i checked my thyroid test T3,T4 are normal and TSH i little bit high 4.2 is maximum and my blood test is 4.4 please tell what shall i do now? what type of treatment is required