You need to make analysis to each one of the alternatives that said
1- ( Developing efficient storage)
2- devoloping distribution and disbursal system).
3- forecasting for the demand medications to prevent waste medicaions
So , in details ( How an efficient system of distributing medication according to the need will help in preventing or reducing medication waste) the method , avantages disadvantides and how this can help in reduce and prevent waste medications in ksa.