Modafil 200mg Tablet MD is utilized in the treatment of excessive daytime sleepiness narcolepsy It improves wakefulness and helps you to stay awake and reduces the tendency to fall asleep during the day thus restoring the normal sleep cycle Modafil 200mg Tablet MD may be taken with or without food It is advised to take this medication at a fixed time each day to maintain a consistent level in the blood If you miss any doses take it as soon as you remember Do not skip any doses and finish the full course of treatment even if you feel better This medication mustn t be stopped suddenly as it may worsen your symptoms Some common side effects of this medication include headache nausea nervousness anxiety and insomnia difficulty sleeping You may also have diarrhea indigestion back pain and a runny nose However these side effects are temporary and usually resolve on their own in some time Please consult your doctor if these do not subside or bother you This medication causes dizziness and sleepiness so do not drive or do anything that requires mental focus until you know how this medication affects you