A healthy person should not take Modvigil 200 mg simply to boost focus or productivity without medical advice. Modvigil 200 mg is a prescription medicine that is typically prescribed for specific sleep-related conditions, and it may not be appropriate or safe for everyone. While some people report feeling more alert and focused, it can also cause side effects or interact with other medications. If you're considering it for concentration or performance, it's best to discuss the potential benefits and risks with a qualified healthcare professional first.