Cocaine has a potent stimulating action on the central nervous system and it produces

Options

A. Euphoria and increased energy levels
B. Analgesic action
C. Sedative action
D. Sleep

Answer

To solve the question regarding the effects of cocaine on the central nervous system, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Substance**: Recognize that cocaine is derived from coca alkaloids, which are obtained from the coca plant. This sets the context for its effects.

2. **Mechanism of Action**: Know that cocaine interferes with the transport of dopamine, a key neurotransmitter in the brain. This is crucial because dopamine is associated with pleasure and reward.

3. **Identify the Effects**: Analyze the potential effects listed in the options:
- **Option A**: Euphoria and increased energy levels
- **Option B**: Analgesic action
- **Option C**: Sedative action
- **Option D**: Sleep

4. **Evaluate Each Option**:
- **Option A**: Euphoria and increased energy levels are consistent with the stimulating effects of cocaine on the central nervous system.
- **Option B**: Analgesic action is not a primary effect of cocaine; it is more associated with pain relief.
- **Option C**: Sedative action contradicts the stimulating properties of cocaine.
- **Option D**: Sleep is also contrary to the stimulating effects of cocaine.

5. **Conclusion**: Based on the analysis, the correct answer is **Option A: Euphoria and increased energy levels**. This aligns with the known effects of cocaine as a stimulant.

### Final Answer:
The correct answer is **A. Euphoria and increased energy levels**.

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