When experiencing an `acute migraine headache`, take `Rizact 5mg Tablet` as soon as symptoms begin. It can be taken with or without food, as advised by your doctor. Do not use this medicine to prevent migraine attacks, only to treat an ongoing attack. If your symptoms improve after taking a dose, but then return, you may take a second dose after at least two hours, but do not exceed the maximum recommended dose within a 24-hour period as advised by your doctor.

Like all medications, `Rizact 5mg Tablet` may cause some side effects. Common ones include dry mouth, a sensation of heaviness, nausea, weakness, and paresthesia (a tingling or pricking sensation). These effects are usually temporary and often resolve on their own. If any side effects persist or cause you concern, please consult your doctor.

`Rizact 5mg Tablet` may cause drowsiness, especially when you first start taking it. Therefore, it is important not to drive or operate heavy machinery until you understand how this medicine affects you. It is also important to note that changes in mood, including feelings of depression, can occur; regular monitoring of your emotional state is advisable. If you are pregnant or breastfeeding, always consult your doctor before using `Rizact 5mg Tablet`.

It is crucial to inform your doctor about any pre-existing heart conditions, as `Rizact 5mg Tablet` is contraindicated in certain heart diseases. Regular monitoring of blood pressure is recommended during treatment with this medicine. Seek immediate medical attention and stop taking `Rizact 5mg Tablet` if you experience severe chest pain, severe stomach pain, bloody diarrhea, or a significant increase in blood pressure after use.