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Dose Chex

Dose chex rounded 300

 Dose Chex  drug calculator helps you calculate drug doses and administer medication safely. Medications errors are a frequent occurrence.  By removing steps at which human error can affect the administration process Dose Chex aids patient safety. Dose Chex has been designed by a senior NHS nurse with over 25 years experience in acute adult nursing and critical care.

calculators for all situations

Suspensions and solutions may be prescribed by dose or by volume of the solution. The app allows you to select the strength of the solution and then enter the prescribed dose or volume. The instructions for administration are shown immediately at the bottom of the screen.

Immediate results

The outputs are updated as you enter the required data


Rapidly convert prescribed fluid volumes into the required infusion rate. This can be set in mls per hour or using the drop-rate of the giving set.

Safety built in

Dose Chex includes a number of features to help you avoid errors.

Highlighting of excessively large or small values – this helps avoid errors due to selecting incorrect units

Weight range – restrict the weight range to fit with the patient population you care for.

Conversion between units – you select the input and output units and the conversions will be done for you.


Each area of the app can be customised to fit the way you work.

Add any number of medications, define the default unit and default input types.

Set weight limits and the minimum and maximum values for each calculator