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T3 (Liothyronine), T4 (Levothyroxine), and custom T3/T4 combination capsules compounded for hormone and functional medicine clinics. Sustained-release and immediate-release. 42 states.
Compounded thyroid preparations give prescribers the flexibility to specify exact T3 and T4 ratios, strengths, and release profiles that are not available in commercial medications. This is particularly important for BHRT and functional medicine practitioners who manage thyroid function as part of a comprehensive hormone protocol. Promise compounds T3 (Liothyronine) standalone, T4 (Levothyroxine) standalone, and custom T3/T4 combination capsules.
Thyroid compounds are used in hormone optimization and functional medicine protocols where standard commercial thyroid medications do not meet the patient's needs. Custom T3/T4 ratios allow prescribers to fine-tune thyroid hormone delivery. Sustained-release T3 formulations provide more stable hormone levels compared to immediate-release.
Custom Ratios. Any T3/T4 ratio your prescriber requires.Sustained-Release T3. More stable hormone delivery for patients sensitive to T3 peaks.BHRT-Integrated. Order thyroid alongside estradiol, progesterone, testosterone, and DHEA.
Compounded thyroid allows custom T3/T4 ratios, non-standard strengths, and sustained-release formulations not available commercially. This is important for patients who need precise thyroid optimization.
A single access point for a wide range of 503A formulary products, catering to the requirements of any medical clinic, med spa, or telehealth provider.


At Promise Pharmacy, our dedicated team of hormone health specialists is led by Amy Patel, a seasoned expert in sterile compounding with more than 25 years of experience.