Warfarin is a very effective anti-clotting medicine (anticoagulant) used to lower the risk of harmful blood clots that can cause a stroke, or a blockage in a vein or the lungs.Why have I been prescribed warfarin?arfarin is a very effective anti-clotting medicine (anticoagulant) used to lower the risk of harmful blood clots that can cause a stroke, or a blockage in a vein or the lungs.
Excel MIN Without Zeros. See Also AVERAGE Excluding Zeros. Excel has a built in formula/function that makes finding the minimum value in a range of cells easy. If we assume your numbers are in A1:A100 you would simply use the MIN formula like shown below; =MIN(A1:A100) There is however, one draw-back with this.
How To Use the SUM function: 1  Select the cell where you want the result to appear (ex: A4). 2  Type =SUM. 3  Enter a parenthesis. 4  Select the range of cells you want add together OR type in the cell references.5  Enter another parenthesis.ow To Use AUTOSUM : You can use AUTOSUM to automatically enter the SUM function and add a list of numbers. When you click on the button, Excel will guess the range of cells you want to add. You are able to change that range. 1  Select the cell in which you want to result to appear.