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What are the side effects of Helidac?

The common side effects of Helidac (bismuth subsalicylate, metronidazole and tetracycline) are diarrhea, sun sensitivity, vomiting, nausea, vision problems, stomach pain, constipation, darkened feces, lack of appetite, dizziness or clumsiness, swelling or discoloration of the tongue, vaginal yeast infection, tingling sensations, numbness and a metallic taste in the mouth. Severe side effects include: seizures; bloody, dark or tar-like feces; ringing in the ears; numbness in the extremities; disorientation; mood changes; unusual bruising or bleeding; persistent headaches; flu-like symptoms; jaundiced skin or eyes; or an allergic reaction, such as skin eruptions, difficulty breathing and swelling of the face. People with severe side effects should seek immediate medical attention.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.