<p>The size and frequency of the dosage must be adjusted to the needs of the individual patient. The average dose is 10 tablets (600 mg) spaced to provide maximum relief when maximum strength is needed. In severe cases as many as 25 tablets (1500 mg) a day may be required, while in mild cases one to six tablets a day may sufhce. The interval between doses should be at least 6 hours.</p>