And they charge that manufacturers are not allowed to market their products for unapproved uses.
The company has denied that it promoted unapproved uses of the drug.
Under federal rules, doctors may prescribe a licensed drug for unapproved uses.
It cannot require the companies to recommend a drug program on their labels for an unapproved use of the device.
The company is accused of promoting Neurontin for more than a dozen unapproved uses.
He said the company's publication also "contained information about unapproved uses for their products, which is not permitted."
But doctors are not supposed to publicize such unapproved uses for medications.
Federal law states that drug companies cannot promote their products for unapproved uses.
He said that about 75 percent of Provigil's sales were for unapproved uses.
However, this is an unapproved use and there are no controlled studies to support its safety or efficacy.