Comparing Cetirizine vs Fexofenadine
| Cetirizine | Fexofenadine |
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| Cetirizine | Fexofenadine |
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Prescription and OTC
Cetirizine is an antihistamine that effectively treats allergic reactions such as hay fever or skin reactions caused by insect bites. Although drowsiness with cetirizine is uncommon, cetirizine is... View more |
Prescription and OTC
Fexofenadine treats allergic-type reactions such as hay fever and urticaria as well as relieving symptoms such as a runny nose and red eyes. Research suggests it is the least sedating of all the... View more |
Related suggestions Allergic Rhinitis
Urticaria
Physical Urticaria
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| More about Cetirizine | More about Fexofenadine | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Cetirizine has an average rating of 5.8 out of 10 from a total of 290 ratings on Drugs.com. 45% of reviewers reported a positive effect, while 36% reported a negative effect. |
Fexofenadine has an average rating of 6.2 out of 10 from a total of 176 ratings on Drugs.com. 55% of reviewers reported a positive effect, while 33% reported a negative effect. |
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| Drug Class | |||||||||||||||||
| Side Effects | |||||||||||||||||
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See also: cetirizine side effects in more detail. |
See also: fexofenadine side effects in more detail. |
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| Generic Availability | |||||||||||||||||
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Lower cost generic |
Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all cetirizine prices |
View all fexofenadine prices |
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| Dosage Forms Available | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| All Day Allergy, All Day Allergy Children's, Aller-Tec, Aller-Tec Children's, Alleroff, Children's Allergy Relief, Equate Allergy Relief, PediaCare Children's 24-Hour Allergy, Quzyttir, Zyrtec, Zyrtec Hives View more | Allegra, Allegra Allergy, Allegra Hives, Allegra ODT, Aller-Ease | ||||||||||||||||
| Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | |||||||||||||||||
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10.6 hours |
14 hours |
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| CSA Schedule ** View glossary of terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | |||||||||||||||||
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Category B
No proven risk in humans
See the full pregnancy warnings document. |
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 258 drugs are known to interact with cetirizine:
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A total of 111 drugs are known to interact with fexofenadine:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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December 08, 1995 |
N/A |
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| WADA Class View World Anti-Doping Agency classifications. | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient resources | |||||||||||||||||
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| Related Treatment Guide | |||||||||||||||||
** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.