Hello
Short answer: yes.
detailed answer:
Keep all your  Hormone levels related to obs and gynec as normal as possible. example: FSH, LH, OESTROGEN Levels, 
also make a chart of your cycles regularly.
See that you do not suffer from any vaginal infections.
Regularly  do a 
follicular study.
See a  gynecologist or a 
fertility specialist  regularly.
Also Test  and control thyroid as much as possible.
One can become pregnant and  continue delivery.
Also   check your ovaries regularly for ovarian cysts  , which can develop   later in the 
thyroid disease.
Do not get into abortions or termination of pregnancies  in case of un wanted 
pregnancy Also a TORCH Test is essential now to rule out added  added viral infections.
I hope my answer is  helpful.
Thyroid  can be controlled very well for life.
Its like blood pressure or diabetes, but if controlled well is never life threatining.
No other forms of medicine like 
homeopathy, ayurveda can cure it.So do not waste time in trying other methods of treatments besides allopathy.