37.5 D-
TB-500
Also known as: Thymosin Beta-4, Tβ4
Emerging Research Research Chemical
Research Evidence 10.0/100
Safety Profile 65.0/100
1 Clinical Trial
PHASE3: 1
- Assessment of the Safety and Efficacy Study of RGN-259 Ophthalmic Solutions for Neurotrophic Keratopathy : SEER-1 PHASE3 TERMINATED ReGenTree, LLC
5 Research Papers
- Identification of novel target of quinazolinones active molecules and bioactivity & labeling preference of photocrosslinkers. Bioorg Chem unknown
- Decidualization-empowered ECM hydrogel integrating sustained Tβ4 release drives endometrial regeneration in intrauterine adhesions. Nat Commun unknown 68 citations
- Zinc Coordination by Thymosin β4: Structural Determinants and Functional Implications. Int J Mol Sci unknown 64 citations
- Association Between Thymosin β4 and Coronary Arterial Lesions in Children with Kawasaki Disease. J Inflamm Res unknown 42 citations
- Low-Temperature Fabrication of Thymosin β4-Loaded Soluble Microneedles to Promote Wound Healing by Specific Binding to Downregulated Immune Regulators Vsig4 and IL22rɑ2. Adv Healthc Mater unknown 26 citations
FDA Data
Not FDA-Approved
TB-500 has not been evaluated by the FDA for safety or efficacy. It is not approved for human therapeutic use in the United States.
Frequently Asked Questions
Is TB-500 FDA approved?
No, TB-500 has not been approved by the FDA for human therapeutic use. It is sold as a research chemical.
How many clinical trials has TB-500 been studied in?
TB-500 has been studied in 1 registered clinical trial. CheckPeptides tracks phase, status, and sponsor data for each trial.
What is the trust score for TB-500?
TB-500 has a CheckPeptides trust score of 37.5/100 (grade: D-). This score is based on clinical trial volume, research paper quality, FDA data, and evidence classification.
Last verified: April 8, 2026
Quick Facts
- Classification
- Thymic peptide
- Molecular Weight
- 4963.0 Da
- PubChem
- CID 45382195 ↗
- Regulatory Status
- N/A
Score Breakdown
Research Evidence 10.0/100
Safety Profile 65.0/100
Evidence Summary
- Clinical Trials
- 1
- Research Papers
- 5
- Trust Score
- 37.5/100
- Grade
- D-