Answer: The drug will be poisonous
Explanation:
The human cells contains chemicals which also performs glycolysis; the drug might also harm human beings if the chemist should proceed on manufacturing and using the drug on humans.
This simply means the drug will react with the chemicals in the human cell to result in a poison which will kill the user.
At the end, even though the drug will be successful in killing the bacteria it will also kill the host(the human being).
Therefore the chemist could not proceed because the drug will be poisonous to human beings.