the somewhat good Doctor Chadwick - series book 3 - CAN'T STOP ME

Dr. Chadwick has evaded death several times. He is still looking for that one place on earth where he can do his research without someone trying to kill him or someone being killed pursuing him. He has to give up his perfect location and go on the run again. He has run out of safe places on earth until he is taken in by a Mexican Drug Lord. Be careful what you eat. They perfected a food additive out of cocaine they add to their line of food products that will have you craving them daily.