Medical Information Only: This medication is not sold on this site. The information provided is for reference purposes only. Please consult your local physician or pharmacist for treatment.

Synthroid Side Effects Center: Detailed Datasheet

Medically reviewed by Min Clinic Staff | Updated: January 2026

Synthroid (Levothyroxine Sodium) side effects drug center

 

PROFESSIONAL

CONSUMER

SIDE EFFECTS

 

Synthroid Side Effects Center

What Is Synthroid?

Synthroid (levothyroxine sodium) is a synthetic compound identical to T4 (levothyroxine) produced by the human thyroid gland used to treat hypothyroidism due to many causes (for example:

  • thyroid removal,
  • thyroid atrophy,
  • functional T4 deficiency,