While Modalert 200mg can be effective in promoting wakefulness, it is important to be aware of potential side effects. Common side effects may include headaches, nausea, nervousness, dizziness, and insomnia. Less common side effects may include skin rashes, allergic reactions, gastrointestinal disturbances, and mood changes. In rare cases, Modalert 200mg may cause serious side effects such as chest pain, rapid heartbeat, hallucinations, or severe skin reactions. It is crucial to consult a healthcare professional before starting Modalert 200mg to discuss potential risks and determine if it is suitable for your specific health condition. Regular monitoring and open communication with your doctor can help ensure a safe and effective treatment experience.