This medication is typically used only once a day. However, your pharmacist may have suggested a different schedule that is more appropriate for you. Important: Follow the instructions on the label. Do not use more of this product, or more often, than prescribed.

This medication may be taken with or without food. Avoid grapefruit and grapefruit juice during your treatment. Grapefruit can seriously affect how this medication works.

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

• it may cause dryness of the mouth;
• it may cause drowsiness or dizziness - use caution when getting up from a lying or sitting position and use caution if driving;
• it may cause nausea or, rarely, vomiting.

• it may cause headaches;
• it may cause unusual tiredness;

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.

To remain effective, this product must be kept in its original packaging. Do not transfer it to another container. 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.