The phrase "drug molecules" refers to small particles within medications that have an effect on the human body. These molecules are the active components of drugs and work to treat various illnesses or conditions. Full definition
The researchers made their candidate drug molecules from three chemical sections, which can be thought of as «heads», «bodies» and «tails». (newscientist.com)
That connection creates a path for drug molecules to exit the cell. (sciencedaily.com)
Different drug molecules make it possible to affect the function of these receptors and, consequently, to prevent cell activation and mediator release. (sciencedaily.com)