How long does it take for the final dose of synthetic LT3 (Liothyronine) hormone to clear from blood, and how much suffering might a withdrawal cause? This is an important question for many people who dose LT3. They want to… Read More ›
T3-monotherapy
Free T3 peaks and valleys in T3 and NDT therapy
Lack of knowledge about Free T3 peaks and valleys contributes to failure and frustration in T3-based therapies, including desiccated thyroid and T3-T4 combination therapy. On patient support groups, I often see conversations that go like this: “My FT3 result was… Read More ›
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 ›
No, 25 mcg of L-T3 Liothyronine isn’t equivalent to 100 mcg L-T4
In thyroid therapy, how many micrograms of Cytomel (T3) are equivalent to how many micrograms of Synthroid (T4)? Equivalency statements in the product monographs for Pfizer Canada’s Cytomel and for ERFA Canada’s “Thyroid” (NDT brand) claim that a 25 mcg… Read More ›
2014 ATA Therapy guidelines: 4. Using Synthetic T3
This post continues my paraphrase of Jonklaas et al’s 2014 “Guidelines for the Treatment of Hypothyroidism: Prepared by the American Thyroid Association Task Force on Thyroid Hormone Replacement.” As I’ve explained in my previous post, I’ve decided not to let… Read More ›
Dirty Money “Drug Short” episode and thyroid T3 Liothyronine
In the “Dirty Money” series on Netflix, the “Drug Short” episode (1) helped me understand some of the economic forces that may have influenced T3 / Liothyronine price hikes in the UK. It makes me concerned about the future of… Read More ›
Study the patients who need T3 and are harmed by its withdrawal
Clinical trials of T3 (Liothyronine) have been barking up the wrong tree. The limitations of their research designs are now actively harming patients who need T3 medication. Prices for T3 have been rising, medical prejudice against T3 is rising, worldwide… Read More ›
Trials of T3, desiccated thyroid and thyroxine in 1958
Here’s my review of this treasure, an article about T3 therapy from the scientific literature in the 1950s… TITLE: “TRIIODOTHYRONINE—Clinical Effects in Patients with Suboptimal Response to Other Thyroid Preparations” — LINK: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1512399/ In this article, “Thirty patients with evidence of… Read More ›