Epocrates is a free medical reference application available for iPhone users. The app offers a variety of features such as Rx and OTC monographs, drug interaction checker, a pill identifier, dosing calculators, and formularies. The app is designed to help clinicians prescribe with confidence, prevent harmful drug interactions, and stay focused on the patient.

With over 600+ dosing calculators, medical equations, and tools, Epocrates is a comprehensive resource for medical professionals. The app also offers drug coverage information for 6,600+ U.S insurance plans, by state, to help clinicians provide the best care possible.

Epocrates Plus, which is available for $16.99/month, offers additional features such as alternative medicine monographs, peer-reviewed disease content from the BMJ, labs, ICD-10 codes, and more medical content.

Epocrates has been rated the #1 medical app for ten years in a row by Decision Resource Group's "Taking the Pulse." Payment will be charged to the iTunes account at confirmation of purchase, and subscriptions will automatically renew unless canceled within 24-hours before the end of the current period.

Overall, Epocrates is a must-have app for medical professionals looking for a reliable and comprehensive medical reference tool.