There are many alternatives, from ivermectin, fenbendazole, artimisinin protocols. If you are on FB or know someone who is, check out the Curt Michael Graydon FB page. He's got mountains of information, studies, protocols, etc.
That being said, my husband was diagnosed with prostate cancer 1 1/2 years ago. The 'treatment' options did not look very good due to mountains of side effects.
I had immediately put him on a home brew HCQ, organic medicinal mushroom blend, astaxanthin tabs, upped vitamin D, C, zinc, selenium, green tea extract and probably more. It was 3 months before talking with radiation MD and I asked for another PSA test. All agreed. His PSA had gone down from 20.6 to 9 in those 3 months. Theh only thing he did was take the supplements I gave him. From there we opted to send him to the Immuno Therapy Center in Tijuana, Mexico.
There he was treated with a variety of alternatives. B17 (laetrile AKA apricot seeds), RIFE machine, oxygen, and others I don't recall at the m