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 used to temporarily relieve symptoms due to hay fever or other upper respiratory allergies such as a runny nose, sneezing, itchy or watery eyes, or itching of the nose or throat. It is a... 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 6.5 out of 10 from a total of 223 ratings on Drugs.com. 53% of reviewers reported a positive effect, while 30% reported a negative effect. |
Zyrtec has an average rating of 5.7 out of 10 from a total of 199 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. | |||||||||||||||||
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 119 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:
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.