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.

Ex Input:
Gestational diabetes was no less severe (degree of hyperglycaemia, need for insulin therapy) when associated with norethisterone.

Ex Output:
norethisterone


Ex Input:
Captopril is an angiotensin-converting enzyme (ACE) inhibitor and their cutaneous side-effects are documented, but little has been published concerning the usefulness of patch test when they occur.

Ex Output:
Captopril


Ex Input:
The results of the ultrasound examination combined with clinical anamnesis allowed diagnosis of gastric mucosa foveolar hyperplasia due to prolonged PGE1 therapy.

Ex Output:

PGE1