You can add trash until the compartment is full and the compactor will not compact the trash any further. The compact cycle time will be shortened as the compartment fills up. During full cycle the ram travels 2/3 of the way down into the trash bucket.
With Humalog's short action time of 3  hours, covering postmeal highs with more insulin can be considered as soon as two hours if a meal dose have been underestimated. Of course, not as much sliding scale insulin would be needed here as before a meal, because some of the meal dose is yet to work.
The U.S. approval follows the approval of Humalog 200 units/ml KwikPen in the European Union on October 3, 2014. *Once opened, Humalog prefilled pens should be thrown away after 28 days, even if insulin remains.