## **Core Concept**
Cocaine bugs refer to a condition associated with the use of cocaine, characterized by a sensation of bugs crawling under the skin. This phenomenon is related to the drug's effects on the central nervous system and its interaction with neurotransmitter systems.

## **Why the Correct Answer is Right**
The correct answer, **Cocaine bugs**, is associated with a condition known as formication or cocaine-induced paranoia, where users experience tactile hallucinations, feeling as though insects are crawling under their skin. This is due to cocaine's action as a potent inhibitor of dopamine, serotonin, and norepinephrine reuptake, leading to overstimulation of the brain's reward and sensory pathways.

## **Why Each Wrong Option is Incorrect**
- **Option A:** While some drugs can cause formication or similar sensations, the specific term "cocaine bugs" directly implicates cocaine use.
- **Option B:** This option does not provide a recognized term related to cocaine use or its effects.
- **Option D:** Similar to option B, it does not directly relate to the known effects of cocaine.

## **Clinical Pearl / High-Yield Fact**
A memorable point for exams is that cocaine use can lead to a range of psychiatric symptoms, including paranoia, hallucinations, and notably, formication or the sensation of bugs crawling under the skin, often referred to as "cocaine bugs."

## **Correct Answer:** . Cocaine bugs