The histamine blocker. Take every 4 to 6 hours. Do not take more than 6 doses in 24 hours. Children under 2 years of age: Ask a doctor. Children 6 to under 12 years of age: 1 to 2 teaspoonfuls (12.5 mg to 25 mg). Adults and children 12 years of age and over: 2 to 4 teaspoonfuls (25 mg to 50 mg). Store between 20-25 degrees C (68-77 degrees F). Protect from light. Store in outer carton until contents used. Temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose; sneezing; itchy, watery eyes; itching of the nose or throat. Temporarily relieves these symptoms due to the common cold: runny nose; sneezing. Alcohol free.