This is a drug facts label for a medication containing 15 mg lansoprazole. This medication is an acid reducer and is used to treat frequent heartburn that occurs at least twice per week. It cannot be used for immediate heartburn relief and may take up to four days to start working. The label warns that individuals with trouble or pain swallowing, bloody stools, black stools, or heartburn with lightheadedness, sweating, or dizziness should not use this medication. Additionally, people with chest pain or shoulder pain with shortness of breath, sweating, pain spreading to arms, neck, or shoulders, or frequent chest pain should avoid this medication. This medication should not be used for more than 14 days unless directed by a doctor, and people should not take more than one capsule per day. The label also warns of potential allergic reactions and the need to ask a healthcare professional before taking if pregnant or breastfeeding.*