Comparing Singulair vs Zyrtec
| Singulair (montelukast) | Zyrtec (cetirizine) |
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| Singulair (montelukast) | Zyrtec (cetirizine) |
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Prescription only
Singulair is used in addition to other treatments for the maintenance treatment of asthma. It does not relieve acute attacks and may cause neuropsychiatric effects in a small number of people... View more |
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
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| More about Singulair (montelukast) | More about Zyrtec (cetirizine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Singulair has an average rating of 6.6 out of 10 from a total of 221 ratings on Drugs.com. 53% of reviewers reported a positive effect, while 30% reported a negative effect. |
Zyrtec has an average rating of 5.8 out of 10 from a total of 198 ratings on Drugs.com. 43% of reviewers reported a positive effect, while 35% 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. | |||||||||||||||||
View all Singulair side effects |
View all Zyrtec side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
| Lower cost generic approved | |||||||||||||||||
| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Singulair prices |
View all Zyrtec prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
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N/A |
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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5.5 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 117 drugs are known to interact with Singulair:
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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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February 20, 1998 |
N/A |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient Resources | |||||||||||||||||
| Professional Resources | |||||||||||||||||
| 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.
See also:
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Zyrtec
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Dupixent
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Promethazine
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Diphenhydramine
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Triamcinolone nasal
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Dexamethasone
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Methylprednisolone
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Loratadine
Loratadine is a non-drowsy antihistamine used to relieve allergy symptoms like sneezing, runny ...
Fluticasone nasal
Fluticasone nasal is used for allergic rhinitis, allergies, chronic rhinosinusitis with nasal ...
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.