A member asked:

Can chronic levothyroxine overdose cause high bp & heart rate 160/100 @ 95? i quit the dose and got 130/85 @80 , 10 days later.

2 doctors weighed in across 2 answers
Dr. Gregg Nishi answered

Specializes in Bariatrics

Excess thyroxine: Yes. Excessive thyroxine intake can produce symptoms similar to hyperthyroidism.

Answered 4/12/2013

5.2k views

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Dr. Quang Nguyen answered

Specializes in Endocrinology

Absolutely: Levothyroxine overdose leads to hyperthyroidism which causes high blood pressure and high heart rate. The treatment is to lower the thyroid dose.

Answered 4/12/2013

5.2k views

Thank

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