A friend of mine has stage 4 lung cancer and has spread to 2 other areas.the chemo has shrunk 2 of the 3 turmors, what should be done next?

Nutrition: Treatment of all ill health must include optimizing one's life style. Take. 1-2 TBS cod liver oil (flavored) daily. Organic butter 2 TBS daily. Try to eliminate all commercially processed foods. Drink 2 quarts water daily. Eat 5-7 fresh / frozen deeply pigmented fruits / vegetables daily. If pt is anorexic, juicing the fruits/veggies may work better in the short term. Wild fish i.e. Salmon, tuna.