 <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]  called Lou Gehrig's disease). Riluzole helps to slow down the worsening of this disease and prolong survival. How to use Rilutek Read the Patient Information Leaflet and Instructions for Use if available from your pharmacist before you start taking riluzole and each time you get a refill. If you have any questions, ask your doctor or pharmacist. Take this medication by mouth on an empty stomach (at least 1 hour before or 2 hours after a meal) as directed by your doctor, usually twice daily. If you are using the liquid form of this medication, gently shake the bottle for at least 30 seconds before use. Carefully measure the dose using a special measuring device/spoon. Do not use a household spoon because you may not get the correct dose. Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day. Do not increase your dose or use this drug more often or for longer than prescribed. Your condition will not improve any faster, and your risk of side effects will increase. Tell your doctor if your condition gets worse.The side effects of Rilutek Oral: Dizziness, drowsiness, nausea, vomiting, or numbness/ </s>