Drugs are often given to surgical patients, to dental patients with heart disease, or to healthy family members exposed to contagious infections. a. What word would you use to describe this use of...

Drugs are often given to surgical patients, to dental patients with heart disease, or to healthy family members exposed to contagious infections. a. What word would you use to describe this use of drugs? b. What is the purpose of this form of treatment? c. Explain some potential undesired effects of this form of therapy. d. Defi ne probiotics and give some ways they are used.