Free tool
GLP-1 cost per dose calculator
Per-dose and monthly spend for multi-dose pens or single-use devices.
Arithmetic only, not medical advice. Follow your prescriber and pen/vial label.
Cost calculator
Work out per-dose and monthly spend. Multi-dose pens (most KwikPens, Ozempic) divide total mg in one pen across weekly doses; single-use pens cost one price per device.
Ozempic, Mounjaro KwikPen, pick doses per pen below (not mg on the box)
$
mg
One weekly shot, from your prescription or pen dial
mg
All drug in a single device, usually several doses combined (check box label)
10 mg in one pen ÷ 2.5 mg per shot ≈ 4 full injections per pen
Quick fill, total mg in one pen from your dose:
$433.33
per month at 2.5 mg, 1×/week
Per dose
$100.00
Per week
$100.00
Per year
$5,200.00
Per mg
$40.00
Based on 4 full doses per vial/pen (no leftover).