When the mother is poisoned, she usually aborts. When the father is poisoned, C. Paul found that out of one hundred and forty pregnancies more than eighty were abortions. Among the children born alive, one-third died the first year and one-third more before the third year. Those children who live to maturity are liable to have all kinds of nervous diseases.

One thing is always observed, namely: when degeneration is established from the use of any stimulants, sterility prevents propagation.