Indiana Code Title 25. Professions and Occupations § 25-26-13-15

Sec. 15. (a) A pharmacist shall hold in strictest confidence all prescriptions, drug orders, records, and patient information.  The pharmacist may divulge the information only when it is in the best interest of the patient or when requested by the board or its representatives or by a law enforcement officer charged with the enforcement of laws pertaining to drugs or devices or the practice of pharmacy.

(b) A person who has knowledge by virtue of the person's office of any prescription drug order, record, or patient information may not divulge the information except in connection with a criminal prosecution or proceeding or a proceeding before the board, to which the person to whom the information relates is a party.

(c) A pharmacist or pharmacy is immune from civil liability for any action based on its good faith release of information under this section.