A care system and associated methods are provided for alleviating patient pain, anxiety and discomfort associated with medical or surgical procedures. The system comprises: at least one patient health monitor device generating a signal reflecting at least one physiological condition of a patient; a drug delivery controller supplying one or more drugs to the patient; a memory device storing a safety data set reflecting parameters of at least one patient physiological condition; and an electronic controller interconnected between the patient health monitor, the drug delivery controller and the safety data set. A method of electronically tracking recurring revenues generated by the use of the care system where the system is at the location of its user is also provided. Additional embodiments of the system and methods are directed to alleviating patient pain or discomfort while enabling safe patient controlled drug delivery in correlation with the monitoring of patient health conditions.