Poly-Tussin DHC Side Effects
Generic name: brompheniramine / dihydrocodeine / phenylephrine
Note: This document contains side effect information about brompheniramine / dihydrocodeine / phenylephrine. Some of the dosage forms listed on this page may not apply to the brand name Poly-Tussin DHC.
Some side effects of Poly-Tussin DHC may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.
For the Consumer
Applies to brompheniramine / dihydrocodeine / phenylephrine: liquid
Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur while taking brompheniramine / dihydrocodeine / phenylephrine:
Constipation; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); confusion; difficulty urinating or inability to urinate; fainting; fast, slow, or irregular heartbeat; fever, chills, or persistent sore throat; hallucinations; loss of coordination; mental or mood changes (eg, depression); ringing in the ears; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; shallow breathing; tremor; persistent trouble sleeping; uncontrolled muscle movements; unusual bruising or bleeding; unusual weakness or tiredness; vision changes or blurred vision.
For Healthcare Professionals
Applies to brompheniramine / dihydrocodeine / phenylephrine: oral liquid
Nervous system side effects have included light-headedness, dizziness, drowsiness, headache, fatigue, sedation, hallucinations, vivid dreams, severe narcosis, lassitude, giddiness, increased irritability or excitement.
Gastrointestinal side effects have included nausea, vomiting, constipation, diarrhea, abdominal pain, dry mouth, indigestion, anorexia, and spasm of the biliary tract.
Respiratory side effects have included respiratory depression and cough suppression.
Dermatologic side effects have included pruritis.
Ocular side effects have included miosis and blurred vision.
Renal side effects have included granulomatous interstitial nephritis and acute renal failure.
Hypersensitivity side effects have included anaphylactoid reactions.
Cardiovascular side effects have included orthostatic hypotension, cardiac palpitations, and flushing.
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