Netmeds — Non delivery my order

We placed order on 20 apri 2020 for 2 items. One item got delivered on 5 may apr 2020. The other items shows it has been delivered on 28 april which we did not receive yet. We have made complaints to customer service on 6 may and got ticket no. [protected]. But so far the complaint not solved yet or no refund from them.. I sent reminder email on 16 may 2020. No use...