Medication info
Allerfree Soft Capsule (Cetirizine Hydrochloride)

Allerfree Soft Capsule (Cetirizine Hydrochloride)

OTC medicationSoft capsule
Ingredient · strength
Cetirizine Hydrochloride›10mg / 1 capsule
Manufacturer / importer
(주)필인터내셔널
Appearance
Transparent pale yellow oval soft capsule filled with a colorless transparent liquid
Packaging
30 capsules/box[(10 capsules/PTP)X3], 10 capsules/box[(10 capsules/PTP)X1]
Approval status
Active

MFDS item code 202502786 · Notified 2025.10.29

Summary

Main use
Relief of symptoms such as allergic rhinitis, conjunctivitis, and chronic urticaria
Who uses it
Adults · Children
Adult dosage
Adults and children over 6 years old should take 10 mg of cetirizine hydrochloride orally once daily before bedtime. For patients sensitive to side effects, 5 mg may be taken in the morning and evening. For patients with kidney impairment, dosing and intervals should be adjusted according to kidney function. If normal creatinine clearance (≥80 mL/min) is indicated, administer 10 mg once daily; for mild (50-79) also 10 mg once daily; for moderate (30-4
Children's dosage
Children over 6 years old should take 10 mg orally once daily before bedtime, the same as adults. In cases of kidney impairment, the dosage should be individually adjusted based on the renal clearance and weight.

Ingredients

Importer
(주)필인터내셔널

Efficacy & effects

Relief of symptoms such as allergic rhinitis, conjunctivitis, and chronic urticaria

  • Seasonal allergic rhinitis
  • perennial allergic rhinitis
  • allergic conjunctivitis
  • chronic idiopathic urticaria
  • pruritus
View approved original text

This medication is effective in treating seasonal and perennial allergic rhinitis, allergic conjunctivitis, chronic idiopathic urticaria, and pruritus such as skin itching. It alleviates these allergic reactions and skin symptoms to reduce patient discomfort. It is primarily used for allergy-related conditions and helps to improve symptoms.

Dosage and Administration

Adult dosage

Adults and children over 6 years old should take 10 mg of cetirizine hydrochloride orally once daily before bedtime. For patients sensitive to side effects, 5 mg may be taken in the morning and evening. For patients with kidney impairment, dosing and intervals should be adjusted according to kidney function. If normal creatinine clearance (≥80 mL/min) is indicated, administer 10 mg once daily; for mild (50-79) also 10 mg once daily; for moderate (30-4

Children's dosage

Children over 6 years old should take 10 mg orally once daily before bedtime, the same as adults. In cases of kidney impairment, the dosage should be individually adjusted based on the renal clearance and weight.

Precautions

This medication should not be taken by individuals allergic or hypersensitive to specific ingredients. Patients with severely impaired kidney function or children under 6 years old should avoid using this medication. When taking this medication, it should not be used in combination with certain drugs, especially theophylline and ritonavir, which require caution. Avoid use with alcohol as it may affect the central nervous system. Patients with impaired kidney or liver function, the elderly, patients with epilepsy, or those at risk of seizures should consult a healthcare professional before taking this medication. This medication can affect urine output, so patients with conditions that impair urination should be cautious. Pregnant or breastfeeding women should consult a healthcare professional before taking this medication, as it may pass into breast milk and affect the infant. In case of overdose, central nervous system symptoms or urinary output disorders may occur, so immediate consultation with healthcare professionals is advised. Various side effects such as drowsiness, headache, dyspepsia, skin rash may occur; please notify a healthcare professional if abnormal symptoms appear. It is advisable to temporarily stop this medication before undergoing allergy diagnostic tests. Be mindful of exceeding the prescribed dosage when driving or operating machinery, and avoid combined use with alcohol or other central nervous system depressants. This medication can be taken with food, but absorption may be slightly delayed. Keep out of reach of children and store in the original container for safety.

Side effects and when to seek care immediately

Serious side effects

Hives, severe swelling (edema), severe allergic reactions, angioedema, acute generalized exanthematous pustulosis, severe rash with fever, blisters, skin peeling, pain in oral/eye mucosa, severe skin adverse reactions, difficulty breathing, asthma attacks, respiratory distress accompanied by cough and fever, breathing problems, yellowing of the skin or eyes (jaundice), extreme lethargy, liver problems (jaundice), sudden and severe headache.

Mild side effects

  • Drowsiness
  • headache
  • lethargy
  • numbness
  • weakness
  • anxiety
  • altered sensation
  • drowsiness
  • fatigue
  • dizziness
Show 30 more
  • heaviness of the head
  • excitement
  • convulsions
  • abnormal movements
  • muscle tension abnormalities
  • fainting
  • tremors
  • aggression
  • confusion
  • depression
  • hallucinations
  • insomnia
  • tics
  • memory loss
  • memory impairment
  • suicidal ideation
  • nightmares
  • dry mouth
  • dry lips
  • nausea
  • loss of appetite
  • stomach discomfort
  • dyspepsia
  • abdominal pain
  • stomach pain
  • abdominal discomfort
  • diarrhea
  • vomiting
  • gastrointestinal disturbances
  • mouth.

Not everyone experiences these, and they can vary from person to person.

Storage

Store this medication in a tightly closed container to protect it from air and moisture. Avoid storing in places that are too hot or too cold; the best storage temperature is between 1°C and 30°C.

Appearance and packaging

Appearance

Transparent pale yellow oval soft capsule filled with a colorless transparent liquid

Package unit

30 capsules/box[(10 capsules/PTP)X3], 10 capsules/box[(10 capsules/PTP)X1]

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.