This can be done by adding T3 to the regimen or by taking a T4 / T3 combination medication such as the porcine thyroid - derived medications Armour, Nature - Throid, and WP Thyroid. (thyroidpharmacist.com)
Because there is poor T4 - to - T3 conversion, timed - released T3 is the optimal treatment — although T4 / T3 combination medications such as natural desiccated thyroid (NDT) can be used. (verywellhealth.com)
But a nonprofit is making its own hepatitis C combination medication that it says is just as effective as those created by for - profit drug giants. (fortune.com)