Pharmacy technicians also tend not to provide advice to patients about medication options, unwanted side effects, or other drug information. Ask the managers of the places in places you enjoy shopping if they offer these kinds of programs, in case you aren’t already frequenting CVS and Winn-Dixie. The respiratory therapist’s tasks include offering the precise measurements of oxygen or other types of gas concentrations inside the patient’s blood along with measuring blood alkalinity or acidity levels.