Turn the wheel until the patient's weight in pounds sits under the red index. The inner scale reads the same weight in kilograms, and every dose on this page is calculated from that kilogram figure.
Download the paper version of these wheels (PDF, with assembly instructions). Different system? Email your SOPs to halgrencreations@gmail.com and I can have this wheel updated to represent your system. Found a mistake? Report a problem or request a change.
This is free and always will be: no charge, no sign-up. Send me your system's current SOPs and I'll make it work with them. If it helps you, you can buy my wife a coffee.
Unapproved draft built from Illinois Region VIII Standing Medical Orders, version 2025.1, using Edward EMS protocols. Verify every dose against the current SMOs before use; the SMOs govern. Weight is converted at 2.2046 lb per kg and rounded to 0.1 kg; volumes are rounded to 0.01 mL. Adult means 80 lb (36 kg) or more, or 18 years or older. Nitroglycerin is assumed to deliver 0.4 mg per spray.