The most common side effects are diarrhea, nausea, vomiting, stomach pain, tiredness, headache, dryness in the mouth, and metallic taste. Most of these are temporary and usually resolve with time. Contact your doctor straight away if you are at all concerned about any side effects. This medicine can also cause sleepiness and dizziness, so do not drive or do anything that requires mental focus until you know how this medicine affects you. Avoid drinking alcohol while taking this medicine as it can worsen your sleepiness. Lifestyle modifications like having cold milk and avoiding hot tea, coffee, spicy food or chocolate can help you to get better results.
Before taking this medicine, you should tell your doctor if you are pregnant, planning pregnancy or breastfeeding. You should also tell your doctor if you have kidney diseases so that your doctor can prescribe a suitable dose for you.