His attitude is prophylactic, rather than polemic, for the "philosophy" has not as yet taken deep root.
All these prophylactic measures are directed against mosquitoes.
There is some evidence that arsenic has a prophylactic effect.
They also expressed the opinion that carbolic acid was a valuable agent in restraining tetanus growth when added to plague prophylactic, ' and they, therefore, thought that its omission was a grave mistake.
Their report on these points (Dec. 1904) contained the following conclusions: (1) " The Institute sees no reason to differ from the conclusions of the commission that the new prophylactic is not less efficacious than the old.