Description and use Adults – Chew 1 tablet twice a day with meals, or as professionally prescribed. At the onset of cold symptoms the dose may be increased to 2 tablets 3 times a day. Dosage Adults – Chew 1 tablet twice a day with meals, or as professionally prescribed. At the onset of cold symptoms the dose may be increased to 2 tablets 3 times a day.Active Ingredients Ascorbic acid 200 mg, Sodium ascorbate 200 mg, Calcium ascorbate 175 mg (Total vitamin C 500 mg), Citrus bioflavonoids extract 10 mg Storage and Disposal Store below 30°C in a dry place away from direct sunlight. Warnings If symptoms persist, see your healthcare professional. Consult your healthcare professional before use if you have had renal calculi (kidney stones). Ascorbic acid may increase the risk of recurrence of calcium oxalate calculi. If you are pregnant or breastfeeding consult your healthcare professional before use.