Epocrates qRx:
Free drug reference that updates itself whenever you synchronize your PDA. This resource becomes very useful on the wards when you need to look up a dosage, mechanism of action, adverse reactions, medication interactions, or cost. If you have a PDA, this resource is a must. Click here to download.

Big Clock:
This program is an alarm clock for your PDA. It can come in handy while on overnight call at the hospital. Click here to download from PalmGear.com.