Expand the principle of short-term effect of drug therapy;
1. Fill in the dunning form for the drugs near the expiration date, and coordinate with the suppliers for replacement (in principle, the replacement should be completed before the drugs expire).
2. The supplier agrees to exchange the goods, and the goods are delivered and received according to the purchase return process, and no invoice is required.
3. If the supplier does not agree to exchange the goods, it will be handled according to the unqualified drug process after the expiration.