Reviewed by PeptideGuide Research Team|Last updated February 15, 2026
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Bradykinin vs Angiotensin II
Complete side-by-side comparison of Bradykinin and Angiotensin II.
Side-by-Side Comparison
Property
Bradykinin
Angiotensin II
Name
Bradykinin
Angiotensin II
Peptide Class
Neuropeptide
Oligopeptide
Category
Neuropeptide
Neuropeptide
Dosage Range
N/A
1-10 micrograms per hour (IV infusion)
Half-Life
15-30 seconds
15-30 minutes
FDA Status
Not Approved
Approved
Safety Rating
Research Only
Prescription Required
Cost Estimate
N/A
$200-500 per cycle
Bradykinin
Bradykinin is a potent neuropeptide known for its role in vasodilation and increasing vascular permeability. It binds to B1 and B2 receptors, contribu...
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Angiotensin II is a potent vasoconstrictor oligopeptide primarily used in the management of acute hypotension and heart failure. It exerts its effects...
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