The fast-acting, refreshing indigestion remedy in Orange Flavour Rennie quickly neutralises excess stomach acid and provides especially refreshing relief from indigestion, heartburn, acid indigestion, nervous indigestion, flatulance, upset stomach, dyspepsia, biliousness and indigestion during pregnancy. Drug Interaction Precautions : * If you are taking antibiotics, tetracylines or other prescribed medicines, or are sensitive to any of the ingredients, consult your doctor or a pharmacist before taking Rennie * As long as you do not take more than the recommended dose, side effects are unlikely. If you experience any unusual effects after taking these tablets you should seek the advice of a doctor or pharmacist. * Rennie may be taken during pregnancy and whilst breast feeding, but should only be used when needed. Warning: If symptoms persist consult your doctor.