Are Fexofenadine and Cetirizine the same drug class?

Yes — both belong to ATC class R06A, meaning similar pharmacological action. Differences are in dose, formulation, and side-effect profile.

Can I switch from Fexofenadine to Cetirizine?

Switching between drugs requires medical supervision. Even within the same therapeutic class, dose conversions, washout periods, and overlap protocols must be followed to avoid efficacy loss or adverse events. Always consult your prescribing physician.

Does Fexofenadine or Cetirizine have more side effects?

Side-effect profiles differ between drugs. Both Fexofenadine and Cetirizine have documented adverse-effect lists in their official prescribing information. Compare the side effects sections on each individual drug page for the full breakdown.

Fexofenadine vs Cetirizine

Q: What is the difference between Fexofenadine and Cetirizine?

Fexofenadine (INN: FEXOFENADINE HYDROCHLORIDE, ATC R06AX26) and Cetirizine (INN: CETIRIZINE HYDROCHLORIDE, ATC R06AE07) differ in active substance, indications, and safety profile. See the side-by-side table below for dosage, contraindications, and side effects.

Q: Can I take Fexofenadine and Cetirizine together?

Combination safety depends on both drugs' mechanisms and your health profile. Check interactions in our database and always consult your doctor or pharmacist before combining.

Q: Which is safer, Fexofenadine or Cetirizine?

Safety is patient-specific — both drugs are approved by regulatory authorities when used per label. The better choice depends on your condition, other medications, allergies, and comorbidities. Consult a healthcare professional for personalized advice.

Описание, Дозировка, Нежелани реакции, Противопоказания. Data from EMA, URPL, openFDA and other regulatory sources.

R06AX26

Fexofenadine

FEXOFENADINE HYDROCHLORIDE

TABLET, FILM COATED

e.g. FEXOFENADINE HCl

R06AE07

Cetirizine

CETIRIZINE HYDROCHLORIDE

	Fexofenadine	Cetirizine
Активни вещества	FEXOFENADINE HYDROCHLORIDE	CETIRIZINE HYDROCHLORIDE
ATC код	R06AX26	R06AE07
Форма	TABLET, FILM COATED	—
Дозировка	180 mg/1	—
Път на приложение	ORAL	—
Производител	Strategic Sourcing Services, LLC	JAMP PHARMA CORPORATION

FAQ

What is the difference between Fexofenadine and Cetirizine?

Fexofenadine (INN: FEXOFENADINE HYDROCHLORIDE, ATC R06AX26) and Cetirizine (INN: CETIRIZINE HYDROCHLORIDE, ATC R06AE07) differ in active substance, indications, and safety profile. The table above summarizes the clinical differences from regulatory documents.

Can I take Fexofenadine and Cetirizine together?

Combination safety depends on mechanisms and your health profile. Use our interactions checker and always consult your doctor or pharmacist before combining medications.

Which is safer, Fexofenadine or Cetirizine?

Both drugs are approved when used per label. Safety is patient-specific — the better choice depends on your condition, other medications, allergies, and comorbidities. Consult a healthcare professional for personalized advice.

Тази информация е само с образователна цел. Тя не представлява медицински съвет. Винаги се консултирайте с квалифициран медицински специалист.