Patent ID: 8666798

Claim:
A method for forecasting the cumulative sales total of one or more pharmaceuticals, from one or more wholesalers to one or more retail outlets, for a current predetermined time period, the method comprising: receiving daily pharmaceutical sales data from a sample of said one or more wholesalers, wherein said one or more wholesalers are in a pre-defined geographic market; receiving actual pharmaceutical sales data for past predetermined time periods for said pre-defined geographic market; and providing, using a processor unit, a predicted cumulative sales total for said current predetermined time period, using said daily pharmaceutical sales data, said actual pharmaceutical sales data, and past forecast sales data, wherein providing said predicted cumulative sales total comprises: providing a preliminary predicted cumulative sales total for said current predetermined time period using said daily pharmaceutical sales data; and adjusting said preliminary predicted cumulative sales total for said current period based on a difference between said past forecast sales data and said actual pharmaceutical sales data to provide said predicted cumulative sales total for said current predetermined time period, wherein adjusting said preliminary predicted cumulative sales total for said current period comprises generating a feedback factor based on a comparison between said past forecast sales data and said actual pharmaceutical sales data, and multiplying said preliminary predicted cumulative sales data by said feedback factor.