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No - TB-500 distributes systemically regardless of where you inject

The vasoprotective effects align neatly with the mechanistic picture: a compound that promotes angiogenesis and modulates nitric oxide would predictably stabilize vascular function across a range of stressors

The nitric oxide generated through this pathway promotes vasodilation, inhibits platelet aggregation, and enhances endothelial cell survival while supporting the formation of patent, functional vessels

Badenhorst et al

Under the Human Medicines Regulations 2012, selling or supplying either compound with therapeutic claims in the UK without a Marketing Authorisation is illegal

None of these routes are approved for clinical or therapeutic use in humans, and all remain experimental