Modafresh 200 mg is a medication that contains the active ingredient modafinil. It is classified as a eugeroic, which means it promotes wakefulness and alertness. Modafresh 200 mg is commonly prescribed to treat excessive daytime sleepiness associated with narcolepsy, obstructive sleep apnea, and shift work sleep disorder. The recommended dosage for adults is usually 200 mg taken orally once a day, preferably in the morning. It is important to follow the prescribed dosage and consult with a healthcare professional before starting or stopping this medication. Common side effects may include headache, nausea, nervousness, and insomnia. It is advised to avoid alcohol and other stimulants while taking Modafresh 200 mg. As with any medication, it is important to discuss any potential risks or concerns with a healthcare professional.