Antiviral Drug May Extend Brain Cancer Survival, Researchers Say

But further studies needed before recommending Valcyte for treating glioblastoma

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Doctors could prescribe Valcyte for glioblastoma patients, Reardon said. But since it's not specifically approved for the cancer, insurers may not pay -- a big obstacle, since the drug costs a couple thousand dollars a month.

Glioblastoma is diagnosed in two or three people per 100,000 in the United States and Europe, according to the National Brain Tumor Society. No one is sure what causes the cancer, but it is more common in men and in people older than 50.

More information

The National Brain Tumor Society has more on glioblastoma.

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