About carbinoxamine + dextromethorphan + phenylephrine + sodium citrate
Antihistamine, cough suppressant, decongestant, expectorant
Used for
- Relieves cough and cold symptoms, including nasal congestion, runny nose, and throat irritation.
Usual adult dose
Varies by formulation; follow the product label because ingredient concentrations differ.
Common side effects
- Drowsiness
- Dizziness
- Dry mouth
- Nausea
Important warnings
- May cause drowsiness; avoid alcohol and activities requiring alertness.
- Do not combine with other products containing these ingredients.
- Avoid with monoamine oxidase inhibitors or within 14 days of stopping them.
- Phenylephrine may worsen high blood pressure or heart disease.
Pregnancy
Safety is not established for this combination; use during pregnancy requires clinician guidance.
Breastfeeding
Safety is uncertain; carbinoxamine may reduce milk supply and cause infant drowsiness.
Interactions
- Monoamine oxidase inhibitors
- Alcohol and other sedatives
- Other cough, cold, or decongestant medicines
- Some antidepressants, including serotonergic medicines
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.