Xyzal Allergy 24HR
Levocetirizine dihydrochloride · Tablet · Oral
Active ingredient
Active ingredient (in each tablet) Levocetirizine dihydrochloride 5 mg
Purpose
Purpose Antihistamine
Uses
Uses temporarily relieves these symptoms due to hay fever or other respiratory allergies: runny nose sneezing itchy, watery eyes itching of the nose or throat
Warnings
Warnings Do not use if you have kidney disease if you have ever had an allergic reaction to this product or any of its ingredients or to an antihistamine containing cetirizine Ask a doctor before use if you have ever had trouble urinating or emptying your bladder When using this product drowsiness may occur avoid alcoholic drinks alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery Stop use and ask a doctor if you have trouble urinating or emptying your bladder an allergic reaction to this product occurs. Seek medical help right away. If pregnant or breast-feeding: if breast-feeding: not recommended if pregnant: ask a health professional before use Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away (1-800-222-1222).
Do not use
Do not use if you have kidney disease if you have ever had an allergic reaction to this product or any of its ingredients or to an antihistamine containing cetirizine
Ask a doctor before use
Ask a doctor before use if you have ever had trouble urinating or emptying your bladder
When using this product
When using this product drowsiness may occur avoid alcoholic drinks alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery
Stop use and ask a doctor
Stop use and ask a doctor if you have trouble urinating or emptying your bladder an allergic reaction to this product occurs. Seek medical help right away.
Pregnancy or breast-feeding
If pregnant or breast-feeding: if breast-feeding: not recommended if pregnant: ask a health professional before use
Keep out of reach of children
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away (1-800-222-1222).
Directions
Directions adults 65 years of age and older ■ ask a doctor adults and children 12-64 years of age ■ take 1 tablet (5 mg) once daily in the evening ■ do not take more than 1 tablet (5 mg) in 24 hours ■ ½ tablet (2.5 mg) once daily in the evening may be appropriate for less severe symptoms children 6-11 years of age ■ take ½ tablet (2.5 mg) once daily in the evening ■ do not take more than ½ tablet (2.5 mg) in 24 hours children under 6 years of age ■ do not use consumers with kidney disease ■ do not use
Inactive ingredients
Inactive ingredients Colloidal anhydrous silica, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol 400, titanium dioxide
Questions?
Questions or comments? call 1-800- 633-1610
Label text from the FDA structured product label by Chattem, Inc. (revised Mar 11, 2026). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Levocetirizine Dihydrochloride in 3 products
Xyzal Allergy 24HR NDC products (3)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 41167-3510 | Levocetirizine Dihydrochloride 5 mg/1 Tablet | Chattem, Inc. | NDA |
| 41167-3511 | Levocetirizine Dihydrochloride 5 mg/1 Tablet | Chattem, Inc. | NDA |
| 41167-3513 | Levocetirizine Dihydrochloride 5 mg/1 Tablet | Chattem, Inc. | NDA |
Frequently asked questions
What is Xyzal Allergy 24HR used for?
Uses temporarily relieves these symptoms due to hay fever or other respiratory allergies: runny nose sneezing itchy, watery eyes itching of the nose or throat
Who makes Xyzal Allergy 24HR?
Xyzal Allergy 24HR is listed by 1 labeler in the FDA NDC directory, including Chattem, Inc..