 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  substance use disorder (such as overuse of or addiction to drugs/alcohol). Take this medication exactly as prescribed to lower the risk of addiction. Ask your doctor or pharmacist for more details. Tell your doctor if your seizure control worsens (such as the number of seizures increases).The side effects of Mysoline Oral: Dizziness, drowsiness, excitation, tiredness, headache, loss of appetite, nausea, or vomiting may occur as your body adjusts to the medication. If any of these effects last or get worse, notify your doctor or pharmacist promptly. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Tell your doctor right away if you have any serious side effects, including: staggering walk/clumsiness, decreased sexual ability/interest, double vision, easy bruising/bleeding, fainting, slow heartbeat, severe tiredness/weakness, pale skin, fast/slow/shallow breathing. A small number of people who take anticonvulsants for any condition (such as seizure, bipolar disorder, pain) may experience depression, suicidal thoughts/attempts, or </s>