This converter requires the use of Javascript enabled and capable browsers. This script creates a medical dosage weight converter that can convert different units at one time. To use it, choose your unit at the first line and enter a number in the box beside it, then click the Convert button. Only numbers are legal entries; decimals are acceptable. It automatically converts your choice to the appropriate units simultaneously. To do another, click the Clear Values button and then enter a new value. Calculated accuracy of current Javascript enabled browsers is 16 places.