This medication is typically used twice a day. However, your pharmacist may have suggested a different schedule that is more appropriate for you. Take it regularly and continuously to maintain its beneficial effects.

Important: Follow the instructions on the label. Do not use more of this product, or more often, than prescribed. It is not advisable to stop using this product suddenly, particularly if you have been on it for several weeks. If you are considering stopping the medication, talk to your pharmacist first.

If you forget a dose, take it as soon as you remember -- unless it is almost time for your next dose. In that case, skip the missed dose. Do not double the next dose to catch up. This medication may irritate the stomach, and should be taken with food. It is best to avoid coffee, spicy food or alcohol.

Consuming alcohol may intensify the effect of this product. It is therefore advisable to avoid consuming alcohol or alcohol-containing products while taking this medication.

In addition to its desired action, this medication may cause some side effects, notably:

• it may cause blurred vision and dryness of the mouth;
• it may make your skin more sensitive to UV rays (e.g., sunlight, tanning lamps) - avoid exposure to UV rays as much as possible and protect yourself when out in the sun;
• it may lower your blood pressure, which could cause weakness and/or dizziness - use caution when getting up from a lying or sitting position and when driving;

• it may cause constipation -- to prevent this, drink plenty of water or juice, and eat more dietary fibre;
• it may cause drowsiness - use caution when driving;
• occasionally, it may cause trembling and involuntary movements (also known as dyskinesia).

Each person may react differently to a treatment. If you think this medication may be causing side effects (including those described here, or others), talk to your health care professional. He or she can help you to determine whether or not the medication is the source of the problem.

As with most medications, this product should be stored at room temperature. Store it in a secure location where it will not be exposed to excessive heat, moisture or direct sunlight. Make sure that any leftover portion is disposed of safely.