01
Subcutaneous products
The route used by several approved products and investigational development programs.
Route matters
Same name. Different exposure.
Route changes formulation, absorption, sterility requirements, tissue exposure, and the evidence question. This map shows routes studied or commonly discussed; it does not provide administration instructions.
02
Oral formulations
Route-specific evidence for molecules formulated or studied for oral use.
03
Topical and ophthalmic research
Local skin and eye research where tissue exposure differs from systemic administration.
04
Intravenous research
Clinical development or marketed use claims involving direct systemic administration.
05
Intranasal products
A commonly marketed route for neuroactive research peptides with limited U.S. clinical evidence.