Paracetamol/Dextromethorphan/Phenylephrine

Paracetamol/Dextromethorphan/Phenylephrine

DEA Class;  OTC

Common Brand Names; Alka-Seltzer Plus Day Cold, Theraflu Daytime Severe Cold & Cough, Tylenol Cold Multi-Symptom Daytime, Tylenol Cold Head Congestion Daytime, Vicks DayQuil Cold/Flu, Alka-Seltzer Plus Day Severe Cold, Cough & Flu, Alka-Seltzer Plus Day Sinus Congestion, Allergy & Cough, Alka-Seltzer Plus Severe Sinus Congestion & Cough

  • Cough/Cold, Non-narcotic Combos; 
  • Analgesic/Decongestant Combos

Combination of an analgesic (acetaminophen), non-opiate antitussive (dextromethorphan) and sympathomimetic decongestion (phenylephrine)
Used for symptomatic relief of mild pain, fever, cough, nasal congestion, headache, sore throat due to a common cold or influenza
Do not exceed recommended daily dosages, particularly for acetaminophen due to hepatotoxicity

For temporary relief from common cold or flu symptoms such as mild pain, cough, nasal congestion, headache, sore throat (pharyngitis), and fever.

Documented hypersensitivity to the drugs

Within 14 days of MAO inhibitor therapy; known G-6-PD deficiency

Hypertension

Reflex tachycardia

Severe peripheral and visceral vasoconstriction

Dizziness

Drowsiness

Excitability

Headache

Restlessness

Tremor

GI disturbances

Anemia blood dyscrasias (neutropenia, pancytopenia, leukopenia)

Bilirubin and alkaline phosphatase may increase

Do not use if currently taking a prescription for monoamine oxidase inhibitor for depression or emotional conditions, or Parkinson disease, or within two weeks of taking a MAO inhibitor

Ask a healthcare professional if the chronic cough is associated with smoking, asthma, or emphysema or if occurs with heavy phlegm or mucus

Discontinue use if cough lasts more than seven days, reoccurs, or occurs with fever, rash, or long-lasting headaches as it could be signs of a serious condition

Some products may contain sulfites, which may cause allergic reactions in susceptible individuals

Closely monitor in hyperthyroidism, DM, heart disease, bowel obstruction/narrowing, increased intraocular pressure, BPH

Discontinue and inform healthcare provider if dizziness, nervousness, or sleeplessness occur

Avoid or use with extreme caution in patients with heart failure or cardiogenic shock; cardiac output may decrease with increased systemic vascular resistance

May cause excessive peripheral and visceral vasoconstriction and ischemia to vital organs, especially in patients with peripheral vascular disease

Pregnant or breastfeeding patients should seek advice of health professional before using OTC drugs

Adults

Acetaminophen 3,900 mg/day PO; dextromethorphan 100 mg/day PO; phenylephrine 50 mg/day PO.

Geriatric

Acetaminophen 3,900 mg/day PO; dextromethorphan 100 mg/day PO; phenylephrine 50 mg/day PO.

Adolescents

Acetaminophen 3,900 mg/day PO; dextromethorphan 100 mg/day PO; phenylephrine 50 mg/day PO.

Children

12 years: Acetaminophen 3,900 mg/day PO; dextromethorphan 100 mg/day PO; phenylephrine 50 mg/day PO.
6 to 11 years: Acetaminophen 1,600 mg/day PO; dextromethorphan 50 mg/day PO; phenylephrine 25 mg/day PO.
Less than 6 years: Safety and efficacy have not been established.

acetaminophen/dextromethorphan/phenylephrine

caplet

  • 325mg/10mg/5mg

rapid release gelcap

  • 325mg/10mg/5mg

capsule

  • 325mg/10mg/5mg

liquid

  • (325mg/10mg/5mg)/15mL

powder for solution

  • (650mg/20mg/10mg)/packet

  • (500mg/20mg/10mg)/packet

syrup

  • (325mg/10mg/5mg)/15mL

DrugsAce
Logo