Serrapeptase and nattokinease are both in the same price range and similar effects (but with different mechanisms). It has been documented more for it’s anti-inflammatory and biofilm impact then for coagulation. I speculate that it should also have coagulation impact because of it increases antibiotic penetration.

• Anti-inflammatory
• Effective for inflammatory venous disease
• Improves antibiotic concentration up to 850%
• Inhibits the formation of biofilms
• Maximum dosage: 40,000
  • US Orders[120KSU @ 90 capsules $30]
  • UK Orders[120KSU @ 90 capsules £20]

As always, consult with your knowledgeable medical professional before adding any new supplement.