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Food Allergy

Identify and manage allergic reactions caused by foods like nuts, dairy, or shellfish. Get expert testing, diagnosis, and treatment to help you eat safely and confidently.

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Skin Allergy

Discover relief from rashes, hives, eczema, and contact dermatitis. Our specialists pinpoint triggers and create personalized plans to restore healthy, comfortable skin.

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Pet Allergy

Struggling with sneezing, congestion, or itching around pets? Learn how to reduce symptoms and enjoy life with your furry companions through effective allergy management.

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Asthma

Breathe easier with advanced asthma testing, diagnosis, and care. We help control flare-ups, prevent attacks, and tailor treatment for long-term respiratory health.

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Sinus

Find lasting relief from sinus infections, congestion, and chronic sinusitis. Our comprehensive care targets the root causes so you can breathe clearly and feel your best.

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Testimonials
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Contact

Contact Us

Contact Ussafa@novaadvertising.com2026-03-06T11:43:15-04:00

Leesburg/ Lansdowne

19465 Deerfield Ave, Suite 101,
Lansdowne, VA 20176

Call us at (703) 726-9720

Fax us at (703) 726-9721

Office Hours

Monday: 9am-6pm
Tuesday: 9am-4pm
Wednesday: 11am-5pm
Thursday: 9am-5pm
Friday: 7am-2:30pm
Saturday: Closed
Sunday: Closed

Sterling Office

46169 Westlake Drive, Suite 140
Sterling, VA 20165

Call us at (703) 444-8592

Fax us at (703) 726-9721

Office Hours

Monday: Closed
Tuesday: 1pm-5:30pm
Wednesday: Closed
Thursday: Closed
Friday: Closed
Saturday: Closed
Sunday: Closed

Purcellville Office

205 E Hirst Road, Suite 202
Purcellville, VA 20132

Call us at (540) 338-1215

Fax us at (703) 726-9721

Office Hours

Monday: 11am-5:30pm
Tuesday: Closed
Wednesday: 11am-5:30pm
Thursday: 7am-2:30pm
Friday: 8am-1pm
Saturday: Closed
Sunday: Closed

Get In Touch

Trusted by Patients Across Northern Virginia

I’d been struggling with severe seasonal allergies for years and tried over-the-counter medications with little success. After visiting Loudoun Allergy & Asthma Center, I finally received a clear diagnosis and a personalized treatment plan. Within a few months, my symptoms improved dramatically. The staff was compassionate, patient, and explained everything in simple terms. I can’t thank them enough for giving me my life back — I’m finally able to enjoy spring without sneezing all day!

Denise P.

From the moment I walked in, I felt welcome and cared for. The front desk staff greeted me with a smile, and the doctors took the time to really listen to my concerns about recurring sinus infections. They ran the right tests and helped me understand my options clearly. What impressed me most was how much they cared about my overall wellbeing — they called to follow up and made sure my treatment was working. It’s rare to find that level of attention these days.

Ashton S.

I brought my teenage daughter here for food allergy testing after a few scary reactions. The team was wonderful — calm, reassuring, and incredibly thorough throughout the entire process. They explained every step, made sure my daughter felt comfortable, and helped us come up with an action plan for managing her allergies at school and home. Their professionalism and kindness made a stressful situation so much easier to handle.

Angela M.

Ready to Start Feeling Better?

Book your appointment today and take the first step toward lasting allergy relief.

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