Ketofen 1% Pharmaceutical precautions Do not store above 25°C. Protect from light. Following withdrawal of the first dose, use the product within 28 days. Discard unused material. Avoid the introduction of contamination during use. Should any apparent growth or discoloration occur, the product should be discarded. Keep out of reach of children. Dispose of any unused product and empty containers in accordance with guidance from your local waste regulation authority.