Talk to Cancer Specialist / Oncologist on Bp Of Prostate Cancer.

hey i want to ask about my grandfather, my grandpa has prostate cancer last stage, he is taking some medications and a injection of chemo evry 3rd month, Injection was done 2 weeks before. Right now from last few days he is having high blood pressure above 200 everytime everyday. What is the cause? and treatment? Also his left leg is kinda numb please tell about this too.