SN instructed patient / caregiver that the more you know about any medication you use, the better it is as they can be sure they're using it properly. There are simple safety measures when taking any medication like take each medication exactly as it has been prescribed, make sure that all your doctors know about all your medications, and let your doctors know about any other over the counter (OTC) medications, vitamins and supplements, or herbs that you use as well as any allergies to any medication.