Sedation, dry mouth, and restlessness are the most common reactions. Serious events such as hallucinations, seizures, or heart rhythm changes are rare but require immediate care.
Monitor closely during the first 24–48 hours—brompheniramine’s anticholinergic effects and pseudoephedrine’s adrenergic stimulation can affect alertness, mood, and heart rate.
2 documented effects
Not specified
Limit to bedtime dosing when possible; avoid other sedatives; reassess school attendance and activities
Check morning wakefulness and academic impact
Not specified
Stop medication immediately and obtain urgent evaluation
Observe for sudden agitation, nightmares, or behavioral changes
1 documented effect
Not specified
Stop drug; consider medical evaluation especially in teens with cardiac history
Ask about chest discomfort, racing heart, dizziness
2 documented effects
Not specified
Offer water, sugar-free lozenges, humidifier, saline nasal spray
Watch for difficulty clearing mucus or tooth discomfort
Not specified
Stop immediately and seek care, especially in patients with bladder outlet issues
Ask adolescents about reduced urine output or discomfort
1 documented effect
Not specified
Give with food or small snack; encourage hydration
Call if vomiting or abdominal pain persists
For babies taking Brompheniramine, watch for signs of side effects. This medication is generally well-tolerated in infants when used as directed.
This medicine might make your child very sleepy or cranky—watch closely.
It can make you drowsy; tell an adult if your heart feels like it’s racing or you feel strange.
Avoid driving or sports until you know how it affects you. Call right away if you have chest pounding or hallucinations.
A: Use bedtime-only dosing and consider stopping if daytime functioning is impaired.
When to validate: If the child cannot stay awake during the day, contact the clinician.
A: Stop the medicine and seek care; the decongestant can stimulate the heart.
When to validate: Immediate evaluation if chest pain, fainting, or severe anxiety occurs.
Stratify sedation and cardiostimulatory effects to guide continuation or discontinuation.
Parent and clinician concerns about Brompheniramine