Manufacture Vitamin B in the appendix. Manufactures Vitamin B in the liver. Myambutol does not cause birth defects in humans. Eliminate drugs in 72 hours. Increases danger of drugs in the aged.
Thymidine shrinks tumours in mice.
Thymidine does not shrink tumours in humans 12. Catapress does not cause retinal degeneration in humans. Can't tolerate more than 15 minutes of direct sunlight Can tolerate direct sunlight for much longer periods. Chloroform toxic to mice in minute doses. Humans can stand Chloroform in much larger doses.