Drug Dose Calculator
Calculate weight-based doses from a built-in formulary. Enter patient weight, select the drug, and get dose, volume, and concentration.
Your tools stop working when the Wi-Fi does
The Medic's Knife is the answer
Field work. Remote locations. Unreliable connections. Air-gapped environments. Cloud tools become expensive paperweights. Every tool works offline, forever. Open the HTML file, do your work. No login, no sync, no server required.
The Medic's Knife is a single-file knife with 6 tools that runs entirely in your browser. The Medic's Knife puts six essential clinical tools into a single HTML file. Calculate weight-based drug doses from a built-in formulary, compute BMI with classification, score the Glasgow Coma Scale interactively, rate newborns with APGAR, convert between medical units including glucose, creatinine, and cholesterol, and calculate IV drip rates with 4-2-1 maintenance — all offline, all private, all yours forever.
WHAT'S INSIDE
6 tools in a single HTML file
BMI Calculator
Compute Body Mass Index from height and weight (metric or imperial) with WHO classification, colour-coded result, and healthy weight range.
Glasgow Coma Scale
Score the GCS interactively — select eye, verbal, and motor responses and get the total with clinical interpretation and intubation notes.
APGAR Scorer
Rate newborns at 1 and 5 minutes across appearance, pulse, grimace, activity, and respiration. Auto-calculates total with clinical guidance.
HOW IT WORKS
Three steps. No setup.
1
Download the file
Purchase The Medic's Knife and download a single HTML file. No installer, no account, no setup.
2
Open in any browser
Double-click to open in Chrome, Firefox, Safari, or Edge. Works on any operating system.
3
Start working
Your data stays in your browser's local storage. Nothing is uploaded. Ever.
COMPLIANCE & GEOGRAPHY
US
HIPAA-compatible: no data leaves the device
Global
Works in any country. No server dependency, no regional restrictions.
FAQ
Frequently Asked Questions
How does The Medic's Knife solve the working without internet problem?
The Medic's Knife runs entirely in your browser. Field work. Remote locations. Unreliable connections. Air-gapped environments. Cloud tools become expensive paperweights. Every tool works offline, forever. Open the HTML file, do your work. No login, no sync, no server required. Drug dose calculator, BMI calculator, Glasgow Coma Scale, APGAR scorer, medical unit converter, and IV drip rate calculator. Your clinical pocket reference in a single file.
Is my data safe with The Medic's Knife?
Yes. The Medic's Knife is a single HTML file. It never connects to any server. Your data stays in your browser's local storage on your device.
What makes The Medic's Knife different from cloud tools?
Cloud tools require internet, charge subscriptions, and store your data externally. The Medic's Knife is a one-time purchase ($39), works offline, and never transmits data.
Is The Medic's Knife really just one file?
Yes. The Medic's Knife is a single HTML file containing 6 tools. Download it, open it in any browser, and start working. No installation, no dependencies, no accounts.
No cloud One fileOne-time purchase
Get The Medic's Knife — $39Sovereignty as a Service