Records must be kept either in the from of purchase/sales invoices, delivery slips, or on computer or any other form, for any transaction in medicinal products received or supplied. Records must include at least the following information: date; name of the medicinal product; quantity received, supplied; name and and address of the supplier, customer, or consignee, as appropriate; and batch number, expiry date. As required by national legislation. Records are made contemporaneously and if handwritten, in clear, legible and indelible handwriting.