About Fludrex Syrup
Painkiller, decongestant, and antihistamine combination
Used for
- Temporary relief of cold and flu symptoms
- Fever, headache, and body aches
- Blocked or runny nose
- Sneezing and watery eyes
Usual adult dose
Usually 10 mL three or four times daily. Follow the local product label, as formulations and directions may vary.
Usual dose in children
Ages 6–12: usually 5 mL three or four times daily, according to the local label. Not recommended under 6 years.
Common side effects
- Drowsiness, dizziness, or blurred vision
- Dry mouth or constipation
- Nervousness or difficulty sleeping
- Fast heartbeat or increased blood pressure
Important warnings
- Avoid other medicines containing paracetamol or cold remedies with overlapping ingredients.
- May impair driving; alcohol increases drowsiness.
- Avoid with severe hypertension or severe coronary artery disease.
- Caution with liver disease, glaucoma, thyroid disease, or urinary retention.
Pregnancy
Generally avoided during pregnancy, particularly the first trimester, because it contains pseudoephedrine.
Breastfeeding
Generally avoided: pseudoephedrine can reduce milk supply; chlorpheniramine may cause infant drowsiness.
Interactions
- MAO inhibitors, including use within the previous 14 days
- Alcohol, sleeping tablets, opioids, and other sedating medicines
- Other decongestants, stimulants, or antihistamines
- Warfarin with regular, prolonged paracetamol use
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 It may be incomplete or out of date.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.