Pink eye in toddlers
Most pink eye is viral and goes away on its own. Some isn't. Here is how to tell the difference in 60 seconds.
Safety & Health · Quick Fix
TL;DR
Viral pink eye is watery, both eyes, and clears in 7 to 10 days without drops. Bacterial is thick yellow-green, often one eye first, and gets better fast with antibiotic drops. Allergic is itchy, watery, and seasonal. Most toddler pink eye is viral. Cool compresses and frequent hand washing handle most cases. Call if the eye is swollen shut, vision is affected, or the child is under 3 months.
Health information, not medical advice. Eye problems in babies under 3 months are different and need same-day evaluation. This article covers older infants and toddlers. For under 3 months, call your pediatrician.
The three types, side by side
| Type | Looks like | Treatment |
|---|---|---|
| Viral | Pink/red, watery discharge, often paired with a cold, both eyes | Cool compresses, hand washing, 7 to 10 days |
| Bacterial | Yellow/green pus, eye stuck shut on waking, usually starts one eye | Antibiotic drops, improvement in 24 to 48 hours |
| Allergic | Itchy, watery, swollen lids, seasonal, both eyes | Cool compresses, allergy management, antihistamine drops |
The 60-second triage
- Look at the discharge. Watery and clear = probably viral. Thick yellow/green = probably bacterial. Watery + itchy + sneezy = probably allergic.
- One eye or both? Bacterial often starts in one eye and spreads to the other after a day. Viral and allergic usually start in both.
- Is there a runny nose or cough? Viral is friends with colds.
- Is the child rubbing because it itches, or wincing because it stings? Itch = allergic. Sting = viral. Bacterial usually does not itch.
- Look at the lid. Big puffy swelling on the eyelid itself, or skin around the eye that is red, hot, and tender = stop, this could be cellulitis, call the pediatrician now.
The home fix that handles most cases
For viral and mild bacterial pink eye:
- Wash hands before and after every eye-touching event.
- Cool compress. A clean washcloth soaked in cool water, wrung out, held over the closed eye for 5 minutes. Repeat several times a day. Throw the cloth in the laundry after each use.
- Wipe gently. Crusty discharge is wiped from the inner corner outward with a clean wet cloth. Different cloth or different part of the cloth for each eye to avoid cross-contamination.
- Skip cosmetics, contacts (older kids), and shared towels while symptomatic.
- Change pillowcases daily and use a fresh towel each morning.
Is the rest of the symptom picture worrying?
If pink eye is bundled with fever and your toddler seems off, get an instant verdict on whether to call.
Try the fever checkerWhen you need antibiotic drops
Bacterial pink eye gets better on its own in most kids in 7 to 10 days, but antibiotic drops cut that to 2 to 3 days. More importantly, drops shorten the contagious period, which matters in daycare. Drops are appropriate when:
- Thick yellow-green discharge is the dominant symptom.
- The eye is stuck shut with pus on waking.
- One eye started, then the other got it.
- The daycare requires drops or 24 hours on drops before return.
Drops are prescription. A telehealth visit usually handles this without an in-person trip.
When viral pink eye is the answer
Viral conjunctivitis usually comes with a runny nose and slight cough, often in both eyes within a day or two of each other, and produces watery rather than gloopy discharge. There is no antibiotic that helps. Cool compresses, time, and patience are the plan. It runs 7 to 10 days.
Adenovirus is the most common cause and very contagious. Hand washing is the only thing standing between this kid and the rest of the family.
When it is allergies
Allergic conjunctivitis itches. That is the giveaway. The eye is also puffy, watery, and often paired with sneezing and a clear runny nose. Cool compresses help. Over-the-counter antihistamine eye drops (like ketotifen) are approved from age 3 and dramatically reduce symptoms. If a child gets seasonal allergies every spring, talk to the pediatrician about a daily oral antihistamine for the season.
Daycare return rules
This is where parents get the most confusion. Current AAP guidance does not require exclusion for most cases of pink eye. The CDC and AAP both note that conjunctivitis in healthy children rarely needs to keep them out, particularly if there is no fever and the child can keep hands clean.
However, most daycares still require either 24 hours on antibiotic drops or a doctor's note before return. Check your specific daycare. If the pediatrician determines it is viral or allergic, ask for a note saying so.
When to call now
- Any conjunctivitis in a baby under 3 months. Same day.
- Eye swollen shut. The eyelid skin is red, hot, swollen, and tender (preseptal or orbital cellulitis).
- Sensitivity to light that is unusual for your child.
- Vision changes (older kids only).
- Severe eye pain.
- Did not improve after 7 days of home care for viral cases.
- The child wears contacts (older). Call same day.
- The eye is injured.
The one mistake parents make
Reusing a tissue or washcloth on both eyes. Bacterial pink eye spreads from one eye to the other in seconds. Use a separate wipe each side. Wash hands before and after. Toss anything you used in the laundry. Do not borrow a wipe from the diaper bag for an eye.