French people are often not very careful when taking a medication. Nearly a third of French people adapt the duration or dose of the treatments prescribed to them.

One in three French people thinks like Thomas, according to the study by the National Agency for Drug Safety (ANSM) Some expired medications, especially liquids, can be contaminated with bacteria, the study says. The ANSM recalls that drugs are prescribed by a professional, on a case-by-case basis. But one in two French people say they give medication to a loved one if they suffer from the same symptoms as him.