JupiterResearch recently released its "Online Prescription Drug Sales" report analyzing consumer attitudes and purchasing behavior in 2003. The report found that between 2 million and 4.1 million adult Internet users in the United States bought prescription drugs online from questionable providers, defined as "foreign pharmacies or rogue providers not directly associated with licensed U.S. pharmacies". The report found that up to one-half of the 2 million to 4.1 million consumers did not use valid prescriptions to obtain the desired drugs.

These rogue or foreign pharmacies, however, are unlikely to enjoy strong sales growth in 2004, as consumers are becoming increasingly wary about such transactions. Concerns include drug safety, the legality of purchasing prescription drugs online, and credit card misuse.

Read more here.