T3-T4 combo-therapy

L-T3 pharmaceutical equivalency, Part 2: New thyroid science

What does NEW thyroid science have to say on the topic of thyroid pharmaceutical equivalency? How many micrograms of L-T3 Liothyronine (i.e. Cytomel) are equivalent to L-T4 Levothyroxine (i.e. Synthroid)? Thyroid hormone pharmaceutical monographs currently provide very rigid and low-ratio… Read More ›

Pharmaceutical equivalency of levothyroxine (LT4), liothyronine (LT3) and desiccated thyroid

In thyroid therapy, how many micrograms of Cytomel (T3) are equivalent to how many micrograms of Synthroid (T4)? Pharmaceutical equivalency statements in the product monographs for Pfizer Canada’s Cytomel and for ERFA Canada’s “Thyroid” (desiccated thyroid extract, DTE, or natural… Read More ›

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