This medication is typically used 2 or 3 times a day. However, your pharmacist may have suggested a different schedule that is more appropriate for you. Generally, a treatment with this medication lasts several days. Take it for the entire time prescribed in order to achieve the medication's full benefit.

Important: Follow the instructions on the label. Do not use more of this product, or more often, than prescribed. 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. Avoid consuming alcohol or alcohol-containing products while taking this medication and for several days after the medication is discontinued. Consuming alcohol while taking this medication may cause vomiting and painful cramps.

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

• it may cause headaches;
• it may cause 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 diarrhea;
• it may cause a metallic aftertaste;
• it may give urine a dark colour.

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.