Levosiz 10 Tablet can be taken with or without food. The dose required by you may vary depending on what you are taking it for. This medicine is usually taken in the evening, but follow the advice of your doctor on how to take it. You may need this medicine only on days you have symptoms, but if you are taking it to prevent the symptoms then you should take it regularly. If you miss doses or stop taking it earlier than advised, your symptoms may come back.

Common side effects include somnolence (sleepiness), dry mouth, fatigue, fever, cough, nasopharyngitis, and nosebleed. These are usually mild and go away after a couple of days as your body adjusts to it. Consult your doctor if any of the side effects persist or worry you.

Before taking it, tell your doctor if you have any kidney problems or epilepsy (seizures). Your dose may need to be modified or this medicine may not suit you. Some other medicines can interact with this medicine so let your healthcare team know what else you are taking. You should also talk to your doctor before using this medicine if you are pregnant or breastfeeding, although it is not thought to be harmful.