4 doctors weighed in:
Can a high dose of Synthroid (thyroxine) do harm to the body?
4 doctors weighed in

Dr. Melissa Young
Internal Medicine - Endocrinology
3 doctors agree
In brief: If excessive
Some people need a higher than average dose to keep the thyroid hormone levels normal, but in excess, i.
e. If the thyroid hormone levels are high, it can cause an irregular heartbeat and can lead to early osteoporosis.

In brief: If excessive
Some people need a higher than average dose to keep the thyroid hormone levels normal, but in excess, i.
e. If the thyroid hormone levels are high, it can cause an irregular heartbeat and can lead to early osteoporosis.
Dr. Melissa Young
Dr. Melissa Young
Thank
Dr. Stephen Lorino
Internal Medicine
1 doctor agrees
In brief: Yes
Would give you the same effects as being hyperthyroid; palpitations, heart rhythm problems, anxiety and nervousness just to name a few.

In brief: Yes
Would give you the same effects as being hyperthyroid; palpitations, heart rhythm problems, anxiety and nervousness just to name a few.
Dr. Stephen Lorino
Dr. Stephen Lorino
Thank
Get help from a real doctor now
Dr. Andrea Brand
Board Certified,
6M people helped
Continue
108,000 doctors available
Read more answers from doctors