A member asked:

Over the last 2 weeks i've taken more than 26 mg of synthroid (thyroxine). what could happen?

A doctor has provided 1 answer

Why?: It can make you high thyroid and be causing your rapid heart beat. See your doctor asap. I see you are taking levothyroxine but do not list that you are hypothyroid?

Answered 3/22/2014

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Related Questions

A member asked:

Synthroid (thyroxine) withdrawal lasts for how long?

A doctor has provided 1 answer