Yes. There are herbs which, when used in conjunction with other natural remedies, not only stop the spread of cancer cells, but result in tumors reducing in size until they are gone.
Downoad and read, "Calling of an Angel," the story of Rene Cassie.
Herbs used historically in natural cancer treatments were classified as Alterative herbs. Examples are Red clover and Burdock.
There is more to it. These should be used in conjunction with a healthy diet and lifestyle, and other natural remedies.
Because there is a lot to learn, I recommend a person with cancer go to a place like this.
You can learn much more from actually doing it, than you can from reading a forum.
These people will tell you they don't treat cancer, for legal reasons. But will teach you how to have a healthy diet and lifestyle, so the body can heal itself.