Afrin Dosage: What You Need to Know Before Spraying

If you’ve grabbed an Afrin bottle at the pharmacy, the first question is probably how much to use. The answer isn’t one‑size‑fits‑all – it depends on age, weight, and how often you plan to spray. Getting the dose right keeps your nose clear without causing that dreaded rebound congestion.

Adult Dosage: Quick Facts

For most adults, the label recommends two sprays in each nostril every 12 hours. That’s a total of four sprays per day, and you shouldn’t exceed more than three days in a row. Going over that can make your nasal passages swell up again once you stop, which is the opposite of what you want.

Each spray delivers about 0.05 ml of solution, roughly 0.05 mg of oxymetazoline. If you’re unsure whether you’ve taken too much, just count the sprays – it’s easier than measuring milliliters.

Kids and Teens: Adjusted Doses

Children under 12 should not use regular Afrik (adult) formulas at all. For kids aged 6‑12, there’s a pediatric version that delivers one spray per nostril every 12 hours – no more than two sprays total per day. Kids younger than six should avoid over‑the‑counter decongestant sprays entirely; they’re better off with saline rinses or a doctor’s prescription.

Remember, the pediatric bottle looks different and has a lower concentration. If you accidentally use an adult spray on a child, stop immediately and seek medical advice.

Beyond age, timing matters. Use Afrin only when your nose is really congested – not as a preventive measure before bedtime or after a workout. A common mistake is spraying every few hours; the 12‑hour gap lets your nasal lining recover and prevents tolerance buildup.

If you’re dealing with chronic sinus issues, talk to a doctor about longer‑term solutions. They might suggest a steroid spray, antihistamines, or lifestyle changes that reduce reliance on Afrin. Overuse can lead to a cycle where you need more of the spray just to feel normal again.

In summary: two sprays per nostril for adults every 12 hours, max three days straight; one spray per nostril for kids 6‑12, also limited to a 12‑hour interval. Stay within these limits, and you’ll keep your nose clear without the rebound nightmare.