To ensure the effective use of Floxaquin LA 400mg Tablet it is important to follow your doctors instructions regarding dosage and duration of treatment This medication can be taken with or without food preferably at a consistent time It is recommended to avoid consuming antacids that contain aluminum or magnesium within 2 hours before or after taking this medicine Additionally taking antacids sucralfate or vitaminmineral supplements too close to a dose of this medicine can significantly reduce its effectiveness It is important to complete the full course of treatment and not skip any doses even if you start to feel better Do not take a double dose to make up for a missed dose simply stick to your regular dosing schedule Possible side effects of this medicine may include headaches dizziness nausea and constipation These side effects are typically temporary and will go away on their own However if they bother you or persist for a longer duration it is advisable to consult your doctor Diarrhea may also occur as a side effect but it should stop once you complete your course of treatment If the diarrhea does not stop or if you notice the presence of blood in your stools inform your doctor immediately It is important to note that if you are allergic to any of the ingredients in this medicine you should not take it Special caution should be exercised in individuals with kidney problems while taking this medication