Comparing Singulair vs Xyzal
| Singulair (montelukast) | Xyzal (levocetirizine) |
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| Singulair (montelukast) | Xyzal (levocetirizine) |
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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 only
Prescribed for Urticaria, Allergic Rhinitis, Allergies. Xyzal may also be used for purposes not listed in this medication guide. |
Related suggestions |
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| More about Singulair (montelukast) | More about Xyzal (levocetirizine) | ||||||||||||||||
| 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. |
Xyzal has an average rating of 5.4 out of 10 from a total of 286 ratings on Drugs.com. 42% of reviewers reported a positive effect, while 43% 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 Xyzal 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 Xyzal prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
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N/A |
Other levocetirizine brands include: Xyzal Allergy 24HR | ||||||||||||||||
| 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 |
8 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 116 drugs are known to interact with Singulair:
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A total of 254 drugs are known to interact with Xyzal:
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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 |
May 25, 2007 |
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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.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.