What are the risks of mixing lipitor and herbal supplements?

What herbs raise Lipitor levels in the body?

Red yeast rice contains monacolin K, the same active compound as lovastatin. When taken with Lipitor (atorvastatin), it adds to the statin dose and increases risk of muscle pain, weakness, and rhabdomyolysis. [1]

St. John's wort speeds up liver enzymes that break down atorvastatin, lowering Lipitor levels and reducing its cholesterol-lowering effect. [1]

What herbs affect liver enzymes differently?

Milk thistle is sometimes taken for liver support. Its silymarin compounds inhibit CYP3A4, the main enzyme that abbott processes atorvastatin. This can raise Lipitor blood levels and er