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Read and Watch the latest NBC News special on whether the birth control shot caused their meningiomas, a tumor that grows from the lining of the brain. A lawsuit alleges Pfizer failed to warn of potential risk. UCSF Radiation Oncology faculty Dr. David Raleigh, weighs in “female sex hormones — progesterone in particular — are linked to meningioma. (Progestin, the hormone in Depo-Provera, is a synthetic version of progesterone.) Meningiomas are the only brain tumors that are more common in women than in men.”