I think this will be a good move:
The giant discount chain, which has used its size to knock down the costs of toys, clothing and groceries, will sell generic versions of about 300 widely prescribed drugs for as low as $4 for a standard prescription, these people said, speaking on condition of anonymity because they were not authorized to disclose details of the new program. On average, generic drugs cost between $10 and $30 for a 30-day prescription.
