noun
Maruyama vaccine
A historical vaccine developed by Dr. Maruyama, claimed to be effective against leprosy, cancer, and cutaneous tuberculosis. Not widely used in modern evidence-based medicine.
丸山ワクチンは、かつてハンセン病や癌の治療に使われたとされる。
The Maruyama vaccine was once said to be used for treating leprosy and cancer.
Named after Dr. Maruyama (丸山), who developed the vaccine. The exact derivation of the vaccine itself is uncertain.