Which of the following symptoms is associated with stimulant abuse?

The association of suppressed appetite with stimulant abuse is well-documented in both clinical and non-clinical settings. Stimulants, such as cocaine, amphetamines, and certain prescription medications used for ADHD, are known to increase energy levels and alertness while reducing feelings of hunger. This effect occurs because stimulants increase the levels of certain neurotransmitters in the brain, which can suppress the body's signals for hunger and appetite.

In contrast, the other symptoms listed do not typically align with the effects of stimulant use. Increased appetite is more commonly associated with depressants or withdrawal symptoms from stimulants. Respiratory failure is more associated with opioid overdose or severe allergic reactions, and catatonic syndrome relates to severe mental health conditions rather than stimulant use. Understanding these effects is important in recognizing the signs and potential dangers of stimulant abuse, leading to more effective interventions and treatment strategies.