NOTICE All fiber products should be taken with a full glass of liquid. Consuming any fiber product without adequate fluid may cause choking. Do not use this or any fiber product if you have difficulty swallowing. If you feel abdominal pain or unexpected gastrointestinal discomfort when using this product, discontinue use and consult a physician. Initially, when using this product, evacuations may not occur until the second day, hence you may experience a temporary feeling of fullness. As with any grain product, inhaled or ingested Psyllium Husk may cause allergic reactions in some individuals. If you are taking prescription medicine by mouth, take this product 2 hours before or 2 hours after the prescribed medicine.