Tag: levothyroxine

Feb, 7 2026

Thyroid Medications in Pregnancy: Dose Adjustments and Monitoring

Thyroid medication doses often need to increase by 30-50% during pregnancy to support fetal brain development. TSH levels must be monitored every 4 weeks, with targets under 2.5 mIU/L in the first trimester. Delayed adjustments raise miscarriage and developmental risks.

Dec, 25 2025

Multiple Manufacturers: NTI Drugs and Switching Between Generics

NTI drugs like levothyroxine and tacrolimus have a narrow safety margin-small changes in dose or manufacturer can cause serious side effects. Learn why switching generics isn’t always safe, what the data really shows, and how to protect yourself.