In a related commentary, Dr. Michael Jewett and co-workers examine the data from two large research indicating that the drug finasteride is beneficial in reducing both size of enlarged prostate glands and the risk of prostate cancer.. A review of PSA use in screening for prostate cancer Screening for prostate cancers using prostate particular antigen testing continues to be problematic. Though it is normally unproven whether population-wide screening with PSA can reduce death, illness or disability from prostate cancer, testing has become common in THE UNITED STATES.So what’s the offer with probiotics? Dr. Carey Strom, associate clinical professor of medication at UCLA College of Medication, tells CBS News that although he does prescribe probiotics for irritable bowel syndrome, bloating and diarrhea, he’s not aware of any evidence that presents probiotics help with standard-issue constipation. ‘There have been no good, double-blind studies to show they are absolutely beneficial,’ says Strom, ‘but patients seem to get some benefits, some comfort, from certain gastrointestinal problems. They can not hurt and they can help.’ Dannon used to state otherwise. The probiotic added to Activia is called Bifidobacterium animalis DN-173 010, which Dannon trademarked and markets as Bifidus regularis.