MDToolbox Rx Mobile is a certified mobile e-Prescribing solution that allows medical providers to write and electronically send prescriptions to U.S. pharmacies. It is free for all MDToolbox-Rx Web users. MDToolbox Rx Mobile Features: E-Prescribing - Send electronic prescriptions to over 70,000 retail and mail-order pharmacies nationwide. EPCS – Certified to electronically prescribe controlled substances too! Electronic Refills - Respond to electronic refill requests from pharmacies. Favor