Centussin DHC Side Effects

Generic Name: brompheniramine / dihydrocodeine / phenylephrine

Note: This page contains information about the side effects of brompheniramine / dihydrocodeine / phenylephrine. Some of the dosage forms included on this document may not apply to the brand name Centussin DHC.

Not all side effects for Centussin DHC may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

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:

Constipation; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.

Seek medical attention right away if any of these SEVERE side effects occur while taking brompheniramine / dihydrocodeine / phenylephrine:

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

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

Gastrointestinal side effects have included nausea, vomiting, constipation, diarrhea, abdominal pain, dry mouth, indigestion, anorexia, and spasm of the biliary tract.

Respiratory

Respiratory side effects have included respiratory depression and cough suppression.

Dermatologic

Dermatologic side effects have included pruritis.

Ocular

Ocular side effects have included miosis and blurred vision.

Renal

Renal side effects have included granulomatous interstitial nephritis and acute renal failure.

Hypersensitivity

Hypersensitivity side effects have included anaphylactoid reactions.

Cardiovascular

Cardiovascular side effects have included orthostatic hypotension, cardiac palpitations, and flushing.

More about Centussin DHC (brompheniramine / dihydrocodeine / phenylephrine)

Consumer resources

Professional resources

Related treatment guides

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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