Complex sentence: A truth drug or truth serum is a psychoactive medication used to obtain information from subjects who are unable or unwilling to provide it otherwise.They are lawfully and productively used in investigation and the evaluation of psychotic patients in the practice of psychiatry.
Split into simpler sentences: A truth drug or truth serum is a psychoactive medication used to obtain information from subjects who are unable or unwilling to provide it otherwise. However, they are lawfully and productively used in the evaluation of psychotic patients in the practice of psychiatry.