'Pharmaceutical giant Pfizer has been ordered to pay $142 million US in damages for fraudulently marketing gabapentin, an anti-seizure drug marketed under the name Neurontin.

A federal jury in Boston ruled Thursday that Pfizer fraudulently marketed the drug and promoted it for unapproved uses. The jury sided with California-based Kaiser Foundation Health Plan Inc. and Kaiser Foundation Hospitals, the first to try a gabapentin case against Pfizer.

Data revealed in a string of U.S. lawsuits indicates the drug was promoted by the drug company as a treatment for for pain, migraines and bipolar disorder — even though it wasn't effective in treating these conditions and was actually toxic in certain cases, according to the Therapautics Initiative, an independent drug research group at the University of British Columbia.'

Read more: Pfizer to Pay $142M For Drug Fraud