Regular aspirin use can lower risk for death in bladder, breast cancers By (0) Aspirin appears to improve survival in bladder and breast cancer, according to a new study. Photo by Mike Steele/Flickr Jan. 15 (UPI) -- People who take aspirin at least three times per week are more likely to survive bladder cancer, according to an analysis published Friday by JAMA Network Open. Regular aspirin use also was associated with a reduced risk for death from breast cancer, the data showed. Advertisement several forms of the disease, including bladder, breast, gastrointestinal or pancreatic cancers, the researchers said. Aspirin also did not reduce a person's risk for death from gastrointestinal or pancreatic cancer, they said.