openFDA text is shown for search and cross-checking; DailyMed SPL is canonical.
Warnings sections page 1 of 1 · 1 matching rows.
warnings
WARNINGS Allergy alert: Do not use if you are allergic to ranitidine or other acid reducers if you have trouble or pain swallowing food, vomiting with blood, or bloody or black stools. These may be signs of a serious condition. See your doctor. with other acid reducers frequent chest pain frequent wheezing, particularly with heartburn unexplained weight loss nausea or vomiting stomach pain had heartburn over 3 months. This may be a sign of a more serious condition heartburn with lightheadedness, sweating or dizziness chest pain or shoulder pain with shortness of breath; sweating; pain spreading to arms, neck or shoulders; or lightheadedness your heartburn continues or worsens you need to take this product for more than 14 days ask a health professional before use. In case of overdose, get medical help or contact a Poison Control Center right away (1-800-222-1222).