Alert: Order your 3-month supply by October 12 to help avoid potential customs delays.

Get Semaglutide for $184 or Ozempic for $329

×

Reactine (Cetirizine Hydrochloride)

  Reactine (Cetirizine Hydrochloride)

Reactine (Cetirizine Hydrochloride)

Reactine is a fast-acting, non-drowsy antihistamine that offers 24-hour relief from allergy symptoms caused by pollen, dust, pet dander, and other allergens. Each dose contains cetirizine hydrochloride, a trusted active ingredient that reduces sneezing, itchy eyes, runny nose, and skin irritations. Ideal for seasonal and year-round allergies, Reactine lets you take control of your day without disrupting allergy symptoms.

Why Choose Reactine (Cetirizine Hydrochloride)?

  • Provides 24-hour, long-lasting relief from allergy symptoms
  • Fast-acting formula starts working within 20 minutes
  • Non-drowsy for most users, so you can go about your day uninterrupted
  • Effective against indoor and outdoor allergens
  • Also relieves hives and skin itchiness due to allergic reactions

How to Use Reactine (Cetirizine Hydrochloride)?

  • Follow the dosing instructions on the package or as directed by your healthcare provider
  • Typically taken once daily, with or without food
  • Swallow tablets whole with water, do not chew or crush
  • Store in a cool, dry place away from direct sunlight
  • Keep out of reach of children

Important Safety Information about Reactine

  • Do not exceed the recommended dose
  • Consult your doctor before use if you are pregnant, breastfeeding, or taking other medications
  • Avoid alcohol while using this product, as it may increase drowsiness in sensitive individuals
  • Not recommended for children under the age specified on the packaging unless advised by a healthcare professional
  • If symptoms persist or worsen, seek medical attention

Fact Table

 
Facts Details
Active Ingredient Cetirizine Hydrochloride
Strength Options 5 mg, 10 mg (varies by product format and age group)
Purpose Antihistamine – Allergy and Hives Relief
Primary Uses Relief from seasonal allergies, hay fever, dust/pet allergies, skin hives
Onset of Action Starts working within 20 minutes
Duration of Relief Up to 24 hours
Dosage Form Tablets, liquid gels, dissolvable tablets, syrup (kids variant)
Recommended Dosage Adults & children 12+: 10 mg once daily; kids 6–12: 5–10 mg (as directed)
Safe for Driving/Operating Machinery Yes, if no drowsiness is experienced
Suitable Age Groups Adults and children 6 years and older (depending on format)
Storage Instructions Store at 15–30°C, in a dry place away from sunlight
Available Without Prescription Yes
Packaging Sizes Available in 5, 10, 20, 30, 48, and 100 count packs (varies by retailer)
Special Features Dye-free, sugar-free, fast-acting, travel-friendly packaging (varies)

Common Side Effects

Like all medications, Reactine (Cetirizine Hydrochloride) can cause side effects, although not everybody gets them. Understanding these side effects can help you use this medication safely and effectively.
  • Mild drowsiness (more likely in sensitive individuals)
  • Dry mouth
  • Headache
  • Dizziness
  • Fatigue
If you experience any side effects, discuss them with your healthcare provider. They can offer advice and may adjust your treatment if necessary. Report any severe or unexpected side effects immediately.

How Can You Buy Reactine (Cetirizine Hydrochloride)?

You can order Reactine (Cetirizine Hydrochloride) using these methods on our website:
  1. Order Online
  2. Order by Phone
  3. Order by Fax
  4. Order your refills
Visit our How to order page.
Dr. Conor Sheehy, PharmD, BCPS

Dr. Conor Sheehy, PharmD, BCPS is a practicing clinical pharmacist that works in primary care. He supports other members of the healthcare team including physicians, mid-level providers, nurses, and other clinical staff. He also likes to use his drug knowledge to inform his patients and the public about the benefits and risks they can expect from their medications. His clinical specialties include: anticoagulation, diabetes management, and psychiatric care.

Please note that due to government rules and regulations, orders may not exceed 3 months in supply.
Please call 1-800-258-0477 or email us if you have any questions or concerns.