public int RemoveOldMedicament(ChoosenMedicamentModel medicament)
{
int previousAmount = medicament.Amount;
TotalCost -= medicament.TotalPrice;
ListOfChoosenMedicament.Remove(medicament);
return(previousAmount);
}
private void RemoveMedicament(object obj)
{
TotalCost -= SelectedMedicamentFromChoosenList.TotalPrice;
ListOfChoosenMedicament.Remove(SelectedMedicamentFromChoosenList);
SelectedMedicamentFromChoosenList = null;
}