A Study to Assess the Safety and Efficacy of Oral Armour Thyroid Compared to Synthetic T4 for the Treatment of Primary Hypothyroidism in Adult Participants

Study Summary

This study will evaluate the efficacy and safety of Armour Thyroid treatment compared with synthetic T4 in subjects who have primary hypothyroidism and are currently stabilized (i.e., in-range thyroid-stimulating hormone \[TSH\]) on synthetic T4 treatment. This study will also therefore evaluate the efficacy and safety of dose conversion from synthetic T4 therapy to Armour Thyroid therapy.

Conditions

Hypothyroidism

Interventions / Drugs

Armour Thyroid Levothyroxine

View on ClinicalTrials.gov ↗

Sponsor

Study Details

Enrollment2800 participants

Primary Completion—

Lead SponsorAbbVie

Data Retrieved2026-04-11 02:51:51.325962+00:00

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