Kids’ Allergy Spray · Safe for Ages 3+

Kids’ allergy immunotherapy at home — safe for ages 3+, from $25/month.

OLLEREG is an at-home allergy spray safe for children as young as three. OLLEREG is Oromucosal Immunotherapy (OMIT) — the same immune mechanism as Curex and Wyndly's SLIT drops, delivered as a spray that reaches more of your mouth's immune tissue in one dose. Formulated by Dr. Dat Tran, MD, FAAAAI, a board-certified allergist who treats children every day in his own clinic. No needles, no clinic visits, no drowsy pills.

See How It Works ↓

Formulated by a board-certified allergist · Free monthly shipping · 90-day money-back guarantee · No insurance needed

Developed by Dr. Dat Tran, MD, FAAAAI · Board-Certified Allergist · NIH-Trained · Founder & Medical Director of Innovative Allergy (6+ Houston locations) · 5.0 · 300+ Google Reviews

Two Sprays. Once a Day. That's It.

Spray under your tongue, wait 5 minutes, and go about your day. No clinic appointments, no needles, no complicated routine.

Takes less than 60 seconds
Safe for ages 3 and up
Delivered to your door monthly
Track your progress in the OLLEREG portal

Find the right spray for your child

Answer 4 Quick Questions

As Seen On Fox 26

Fox 26 Houston

~80%

of patients see meaningful relief

30+

years of OIT science worldwide

Compare Your Options

	RecommendedOLLEREG	OTC Medications	Allergy Shots
Treats root cause	✓	✗	✓
No clinic visits	✓	✓	✗
No needles	✓	✓	✗
Safe for ages 3+	✓	Varies	✗
Doctor-developed	✓	✗	Varies
Builds lasting tolerance	✓	✗	✓
Typical annual cost	From ~$300/yr	$200–360/yr	$1,500–4,000/yr

Real Families. Real Relief.

Parents trust OLLEREG for their kids — safe for ages 3 and up.

★★★★★

"My son actually looks forward to his morning spray. He can finally play outside without sneezing fits."

Before: Constant congestion, poor sleep, and dreading outdoor activities. We tried everything from Claritin to nasal sprays.

— Verified OLLEREG Parent

★★★★★

"My daughter can finally have sleepovers without us worrying about her allergies acting up."

Before: She missed so many activities because of allergy flare-ups. We hated watching her sit out.

— Verified OLLEREG Parent

Frequently Asked Questions

Is OLLEREG safe for my child? +

Yes. OLLEREG uses Oromucosal Immunotherapy (OMIT), based on sublingual immunotherapy (SLIT) science that has been studied for over 30 years and is widely used in Europe and the US. It is safe for children as young as 3. Dr. Tran developed the formulation using standard clinical concentrations, and every order includes a quick health check.

What age can my child start? +

OLLEREG is safe for children ages 3 and up. A parent or guardian must complete the health check after purchase and supervise administration of the spray.

What does the spray taste like? +

The spray has a mild, slightly sweet taste that most children have no problem with. It is not bitter or unpleasant. Parents consistently report that their kids take it without any fuss.

What if it doesn't work? +

OLLEREG comes with a 90-day money-back guarantee. Use it consistently for 90 days, and if you're not satisfied, we'll refund you in full.

Let Them Be Kids Again.

Your child deserves to run, play, and breathe freely. OLLEREG makes it possible with just two sprays a day.

Get Started — From $25/month

Learn more about OLLEREG →