A 42-year-old female asked:
doc just raised my synthroid (thyroxine) dosage. 1st day pins and needles, itchy feeling all over. normal side effect? will it subside?
1 doctor answer
Dr. David Sneid answered
40 years experience Endocrinology
Not side effect: What you are feeling has nothing to do with your synthroid (thyroxine). Synthroid (thyroxine) takes 4-6 weeks to reach a new steady state when you change doses, do nothing happens in one day. Relax.
Answered on Jan 10, 2015
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