About Histaclear Non-Drowsy Allergy Relief Tablets
Second-generation antihistamine
Used for
- Relieves sneezing, runny nose, and itchy eyes from allergies
- Relieves itching and raised skin welts from hives
Usual adult dose
10 mg once daily.
Usual dose in children
Ages 6–11: 5 mg twice daily. Ages 12 and older: adult dose.
Common side effects
- Sleepiness
- Dry mouth
- Headache
- Tiredness
Important warnings
- May cause sleepiness despite the non-drowsy label
- Kidney impairment may require a lower dose
- Avoid driving when sleepy
- Tablets are generally unsuitable for children under six
Pregnancy
Available evidence is reassuring; cetirizine can be used during pregnancy when needed.
Breastfeeding
Passes into breast milk in small amounts. Generally compatible with breastfeeding; occasional infant sleepiness or reduced milk supply is possible.
Interactions
- Alcohol may increase sleepiness
- Sleeping medicines and sedatives may increase sleepiness
- Other antihistamines may increase side effects
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.