Read the side effects of Phenytoin as described in the medical literature. In case of any doubt consult your doctor or pharmacist.
Central Nervous System -
Night blindness, incoordination, slurred speech, decreased coordination, mental confusion, dizziness, sleeplessness and tremor.
Gastrointestinal -
Nausea, vomiting, constipation, toxic hepatitis, and liver damage.
Blood -
Decrease in white blood cells and platelets.
Skin -
Skin damage, rash and itching.
Other Precautions : * Avoid excess dosage.