Netmeds.com, one of the largest e-pharmacies claims more than 3.7 million customers in over 610 cities and towns. The market size of e-pharmacies was approximately $512 million (Rs 3,500 crore) in 2018. It is predicted that there will be a compounded annual growth rate (CAGR) of 63 per cent which will reach $3.6 billion (Rs 25,000 crore) by 2022. Explain how information systems help in managing the supplies of medicines by online pharmacies and delivering them to customers.