This medication is typically used twice 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.

It is not advisable to chew or crush this medication since it has an unpleasant taste. If you forget a dose and there is more than 6 hours left before the next dose, take immediately the missed dose. Do not double the next dose to catch up.

This medication may be taken with or without food. However, avoid taking this medication with a meal or a snack mainly constituted of dairy products. Moreover, avoid taking antacids or multivitamins for at least 6 hours before and 2 hours after this medication. Also avoid mineral supplements (calcium, iron, magnesium or zinc).

To maximize its effectiveness, it is preferable to avoid taking orange juice for at least 4 hours before and 4 hours after this medication.

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

• it may cause diarrhea;
• it may cause abdominal discomfort;
• 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 cause drowsiness or dizziness - use caution when getting up from a lying or sitting position and use caution if driving;
• it may cause nausea and vomiting;

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.