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What are the possible side effects of codeine/guaifenesin/phenylephrine?

April 26, 2017codeine congestion cough drugs guaifenesin nasal phenylephrine possible treatments

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What are the possible side effects of codeine/guaifenesin/phenylephrine?

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Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Stop taking this medication and call your doctor at once if you have any of these serious side effects: severe dizziness, anxiety, restless feeling, or nervousness, tremors confusion, hallucinations, unusual thoughts or behavior seizure (convulsions) fast, pounding, or uneven heartbeat slow heart rate, weak pulse, fainting, weak or shallow breathing; or increased blood pressure (severe headache, blurred vision, trouble concentrating, chest pain, numbness, seizure) Less serious side effects include: dizziness, drowsiness, headache nausea, vomiting constipation feeling excited or restless sleep problems (insomnia) warmth, tingling, or redness under your skin; or skin rash or itching This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.