In this task, you will be given sentences in which your task is to recognize the name of the drug or medicine. Drugs are substances that change a person's mental or physical state. They can affect how your brain works, how you feel and behave, your understanding, and your senses. Although there might be several correct answers, you need to write one of them.

An adult male presented with central blindness after ingesting methanol.
methanol

OBJECTIVE: To report a case of severe chloroquine toxicity in the presence of high-grade chloroquine-resistant Plasmodium vivax.
chloroquine

Visual loss after a single small dose of vincristine has never been reported.

vincristine