Allergy Relief 24 Hour Side Effects
Generic Name: loratadine
Note: This document contains side effect information about loratadine. Some of the dosage forms listed on this page may not apply to the brand name Allergy Relief 24 Hour.
For the Consumer
Applies to loratadine: oral fixed-combination tablets, oral orally disintegrating tablets, oral solution, oral tablets
Side effects include:
Adults and children ≥12 years of age receiving conventional or orally disintegrating tablets: Headache, somnolence, fatigue, dry mouth.
Fixed combination loratadine (the active ingredient contained in Allergy Relief 24 Hour) pseudoephedrine sulfate preparations: Insomnia, dry mouth, headache, somnolence, nervousness, dizziness, fatigue.
For Healthcare Professionals
Applies to loratadine: oral capsule, oral syrup, oral tablet, oral tablet chewable, oral tablet disintegrating
The most commonly reported side effects included headache, somnolence nervousness, and fatigue.[Ref]
Uncommon (0.1% to 1%): Increased appetite[Ref]
Frequency not reported: Increased frequency of urination, urine discoloration, menstruation delay[Ref]
Very rare (less than 0.01%): Abnormal hepatic function[Ref]
Frequency not reported: Epistaxis, nasal dryness, pharyngitis, coughing[Ref]
Frequency not reported: Myalgia[Ref]
1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
2. Cerner Multum, Inc. "Australian Product Information." O 0
3. "Product Information. Claritin (loratadine)." Schering Laboratories, Kenilworth, NJ.
Some side effects of Allergy Relief 24 Hour may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.
More about Allergy Relief 24 Hour (loratadine)
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Drug Interactions
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- Drug class: antihistamines
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