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.

Pneumocystis carinii pneumonia as a complication of methotrexate treatment of asthma.
methotrexate

Thus, clinical recognition of sleep disordered breathing should be taken into account when rheumatoid arthritis patients are to be treated with infliximab.
infliximab

An obese patient, not diabetic, treated with metformin for some weeks, was referred to us with severe inferior digestive hemorrhage, diagnosed with Meckel's diverticulum.

metformin

