Peptac Peppermint Liquid - 500ml provides relief from heartburn with acid indigestion. Before you take this medicine: Take special care if you are: • allergic to any of the ingredients of this medicine • on a sodium restricted diet: 10ml of this medicine contains about 6 mmoles of sodium. Tell your doctor if you are taking other medicines, especially: ACE inhibitors, analgesics, antibiotics, antiepileptics, antifungals, antimalarials, antipsychotics, bisphosphonates, penicillamine. This medicine may be used during pregnancy and breast-feeding.