Abstract: A method and system for collectively tracking demographics of physician (12,14) prescribed starter drug samples dispensed to a plurality of patients (18,20) from a plurality of different dispensing locations (38,40) employs a multipart product specific sample drug voucher, such as a smart card (100) or a preprinted two part voucher (102), which has a marketing information portion (30,34) and a separable prescription portion (32,36) to be completed by the prescribing physician with starter drug sample quantity and dosage information along with patient demographic information.