Intalith CR 450 Tablet is recommended to be taken with food It is important to take it at the same time every day to maintain a consistent level of medicine in the body Do not miss any doses and complete the full course of treatment even if you start feeling better If you happen to miss a dose take it as soon as you remember Follow your doctors instructions and do not abruptly discontinue the medication as it may have harmful effects Possible side effects of this medicine include tremors slurred speech uncoordinated body movements nausea acne increased white blood cell count and memory impairment It may also lead to hair loss an enlarged thyroid gland skin rash and increased thirst Weight gain is another potential side effect which can be controlled by maintaining a balanced diet and exercising regularly If you have been using this medicine for an extended period your doctor may recommend regular monitoring of thyroid and kidney function