Drug Compliance Vigil (DCV) will help manufacturers to arrive at the actual price paid by the wholesalers, Average Manufacturer Price (AMP) is calculated net of cash discounts, volume discounts, rebates and other price concessions and can report the AMP to the CMS. And once the payment is determined by the admin, the system prepares the payment and produces the necessary reconciliation of state invoice (ROSI) for original invoices and Prior Quarter Adjustment Statement (PQAS) for adjustment to prior periods.