What is Lethyrox 100mcg (1X120) (LEVOTHYROXINE)?
Synthetic T4 for hypothyroidism (primary, secondary, subclinical) and thyroid cancer suppression. Used in T3/T4 combination therapy for patients with persistent symptoms despite normal TSH.
How it Works
Replaces endogenous T4 which converts to active T3 in peripheral tissues. Regulates metabolism, heart rate, growth, and virtually every organ system.
Quick Specs
Form
Oral tablets — pre-dosed
Shelf Life
2–3 years (properly stored)
Storage
Room temperature (15–25°C), cool dry place
Brand
Pharma
Pack Size
12×10 (120 tablets)
Dose per Tablet
100MCG
Frequently Asked Questions
🧪 Peptide Research Tools: Use QSC's free peptide calculators — reconstitution, BAC water, dosing, half-life, and mixing charts.
🌍 Domestic shipping: 🇺🇸 USA 5–7 days
🌏 International shipping: 7–14 days
| Form | Oral tablets — pre-dosed |
| Shelf Life | 2–3 years (properly stored) |
| Storage | Room temperature (15–25°C), cool dry place |
| Brand | Pharma |
| Pack Size | 12×10 (120 tablets) |
| Dose per Tablet | 100MCG |