According to a study in the Journal of Oncology Pharmacy Practice, the cancer drug mercaptopurine is inactivated by an enzyme called xanthine oxidase, which is found in high concentrations in milk.
Avis, P. G., Bergel, F., and Bray, R. C., J. Chem. Soc., 1100 (1955). Avis, P. G., Bergel, F., Bray, R. C., James, D. W. F., and Shooter, K. V., J. Chem. Soc., 1212 ...
Medications are often prescribed to help lower uric acid levels in the body. These can include: Xanthine oxidase inhibitors (decreases the production of urate) Uricase (breaks down urate to make it ...