*Pregnancy and breast-feeding: Red yeast is LIKELY UNSAFE during pregnancy. It has caused birth defects in animals. Not enough is known about the safety of using red yeast during breast-feeding. Don’t use during pregnancy or breast-feeding.
*Liver disease: Red yeast contains chemicals that are the same as the statin drug lovastatin. Like statin drugs, red yeast should be avoided in people with liver problems.
* Alcohol interacts with RED YEASTRed Yeast.
*Cyclosporine (Neoral, Sandimmune) interacts with Red Yeast.
*Gemfibrozil (Lopid) interacts with Red Yeast.