Hello Brothers and Sisters

A good friend had lymph gland cancer in May 2015 also with a big chemotherapy .. now she wants to do much healing with kambo and ayahuasca and she are very interested to Do kambo with me. I am Not a Profi practioner. I have only do kambo other People maybe 5 times. My question is, there are maybe some risks to give her the kambo medicine? She would like to do 3 times in one month period first 5 dots then 7 then 9.
Thank you Very much
Avocado