💊 HIGH-YIELD PHARM REVIEW: LEVOTHYROXINE (Synthroid, Levoxyl, Euthyrox)

Levothyroxine sodium is a synthetic T4 thyroid hormone—the body’s inactive form that converts to T3, the active hormone responsible for regulating metabolism, energy use, cardiac output, and CNS development. 🧠❤️

🔹 Mechanism of Action (MoA): Mimics natural thyroxine (T4) → converted to triiodothyronine (T3) in tissues → restores normal metabolism and energy balance.

🔹 Primary Uses: • Hypothyroidism (all causes) • Myxedema coma (IV form – emergency use)

🔹 Therapeutic Goal: Normalize TSH and T4 → relieve fatigue, weight gain, bradycardia, cold intolerance, and cognitive slowing.

⚠️ Toxicity / Overdose = Hyperthyroidism Symptoms: • Cardi ...