How Cat's Claw interacts with Passive vaccines

Interaction type: Interactions

Interaction rating: Potential/Theoritical

Based on pharmacology, may decrease effectiveness of the medication(s). Use with caution. (1)

These drugs include Cytomegalovirus Immune Globulin (CMV-IGIV), Hepatitis B Immune Globulin (HBIG), Rabies Immune Globulin (RIG), Respiratory Syncytial Virus Immune Globulin (RSV-IGIV), Tetanus Immune Globulin (TIG), Varicella-Zoster Immune Globulin (VZIG)


  1. Wagner H, et al. The Alkaloids of Uncaria tomentosa and Their Phagocytosis-stimulating Action. Planta Med. 1995;5:419-23.