Thymosin Beta-4 (TB-4)

Thymosin Beta-4, or TB-4, is a synthetic version of a peptide the body produces. The pharmacy dispenses it as a 15mg preservative-free lyophilized vial, compounded to order. Compounded medications are not FDA-approved, and it is prescribed only after a licensed provider reviews your history.
Your path to Thymosin Beta-4 (TB-4)
Complete the assessment
Share your injury, surgery, or training history in the patient portal.
Provider review
A licensed provider decides whether TB-4 fits your situation and what to prescribe.
Care coordination
Your care team coordinates the prescription and dosing supplies after provider approval.
About this treatment
What it is
TB-4 is a synthetic version of a peptide the body produces. IAM dispenses it as a compounded preservative-free injectable. The research behind it is early, and your provider will go over what is and is not known before prescribing.
Who it's for
Adults whose provider decides it fits after reviewing their history and current medications. Ask your provider whether it belongs in your plan.
Forms we dispense
Injectable PF 15mg
A licensed provider reviews your history and requests labs when clinically appropriate before prescribing.
Prescriptions are coordinated with our licensed US pharmacy partner, with dosing supplies included when needed.
We do not sell pharmaceuticals online. Every prescription comes after a full provider review.
