Comparing Claritin vs Zyrtec
| Claritin (loratadine) | Zyrtec (cetirizine) |
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| Claritin (loratadine) | Zyrtec (cetirizine) |
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Prescription and OTC
Prescribed for Urticaria, Allergic Rhinitis. Claritin may also be used for purposes not listed in this medication guide. |
Prescription and OTC
Zyrtec is an antihistamine that effectively treats allergic reactions such as hay fever or skin reactions caused by insect bites. Although drowsiness with Zyrtec is uncommon, Zyrtec is more likely... View more |
Related suggestions Allergic Rhinitis
Urticaria
Popular comparisons
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| More about Claritin (loratadine) | More about Zyrtec (cetirizine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Claritin has an average rating of 3.7 out of 10 from a total of 49 ratings on Drugs.com. 22% of reviewers reported a positive effect, while 65% reported a negative effect. |
Zyrtec has an average rating of 5.8 out of 10 from a total of 197 ratings on Drugs.com. 43% of reviewers reported a positive effect, while 36% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
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View all Claritin side effects |
View all Zyrtec side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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N/A |
Lower cost generic approved | ||||||||||||||||
| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Claritin prices |
View all Zyrtec prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Other loratadine brands include: Alavert, Allergy Relief 24 Hour, Allergy Relief Tablets, Bactimicina Allergy, Children's Allergy Relief 24 Hour, Children's Claritin Allergy, Claritin 24 Hour Allergy, Claritin Reditabs, Clear-Atadine Children's, Help I Have Allergies, Loratadine Reditab, ohm Allergy Relief, Tavist ND, Wal-itin View more | Other cetirizine brands include: 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 Hives View more | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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18 hours |
10.6 hours |
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| CSA Schedule 1 View glossary of CSA 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 B
No proven risk in humans
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 110 drugs are known to interact with Claritin:
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A total of 254 drugs are known to interact with Zyrtec:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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April 12, 1993 |
N/A |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
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| Related Treatment Guide | |||||||||||||||||
1 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.