def get_item_details(item):
    """
    This function finds packgen details using item
    :param item: item is a string containing packgen content type
    :return: it returns dict of details of packgen.
    """
    details = {'Estimated Time of Delivery':'Na','priority':'Na','cost':'Na','item':'Na'}

    if item == u'Medicines' or item == u'Medicine':
        details = {'priority':'HP','cost':'450','Estimated Time of Delivery':'1','item':'Medicines'}
    elif item == u'Food':
        details = {'priority':'MP','cost':'250','Estimated Time of Delivery':'3',"item":'Food'}
    elif item == u'Clothes':
        details = {'priority':'LP','cost':'150','Estimated Time of Delivery':'5','item':'Clothes'}

    return details