It is called drug information, medication information, or drug informatics. It's really the discovery, use, and management of information in the use of medications. Drug information covers the gamut from identification, cost, and pharmacokinetics to dosage and adverse effects.

A medical device is an article, instrument, apparatus or machine that is used in the prevention, diagnosis or treatment of illness or disease, or for detecting, measuring, restoring, correcting or modifying the structure or function of the body for some health purpose.