Dose & Concentration Calculators
Reconstitution and concentration arithmetic, done carefully. Every figure on these pages comes from you: the vial size, the diluent volume, the dose from your prescription or label. Nothing here recommends, endorses or evaluates any substance, and no page will tell you what to take — these tools convert what you already have into the number you need to read off a syringe.
- Reconstitution Calculator
Work out the concentration you get from a given vial size and diluent volume, and what one syringe mark is worth.
- Syringe Dose Calculator
Convert a dose you already have into millilitres and syringe units at a known concentration.
- Milligram and Microgram Converter
Convert between grams, milligrams and micrograms, with an optional IU conversion using the potency from your own label.
- Dilution Volume Calculator
Work backwards from a concentration you want to the amount of diluent that produces it.
- Injection Volume Calculator
Vial size, diluent volume and dose in one form — the syringe reading without doing two steps.
- Weight-Based Dose Calculator
Multiply a per-kilogram figure from your own prescription by body weight, in either pounds or kilograms.
- Titration Schedule Calculator
Lay a dose schedule you have been given onto calendar dates, so you can see what falls when.
- Reconstituted Solution Stability
What actually affects how long a reconstituted solution lasts, why sterility and potency are separate questions, and why no calculator can give you a date.