Thyroid Dose Conversion App Enter your current dose (can include more than one): NDT (mg): Medications include: Armour Thyroid, NP Thyroid, RenThroid T4 (mcg.): Medications include: Levothyroxine, Synthroid, Tirosint T3 (mcg.): Medications include: Cytomel, liiothyronine Here is what that equals: NDT (mg): Available Potencies: 15, 30, 60, 90, 120, 180 Or: T4 (mcg.): Available Potencies: 13, 25, 50, 75, 88, 100, 112, 125, 137, 150, 175, 200 Or: T3 (mcg.): Available Potencies: 5, 10, 25, 50 Copyright 2026 DrChristianson.com Disclaimer | Privacy Policy | Returns and Shipping | Contact Us| FAQ