Medication info
Alzenda Tablet (Albendazole)

Alzenda Tablet (Albendazole)

OTC medicationTabletOral
Ingredient · strength
Albendazole›400mg / 1 tablet
Manufacturer / importer
The U Pharmaceutical Co., Ltd.
Appearance
Light orange rectangular film-coated tablet
Packaging
10 tablets/box [10 tablets/PTP×1]
Approval status
Active

MFDS item code 202004247 · Notified 2020.06.05

Summary

Main use
Treatment of parasitic and mixed infections (roundworms, pinworms, etc.)
Who takes it
Adults · Children
Adult dose
If swallowing is difficult, the medication may be chewed or taken with a small amount of water; no special measures, such as fasting or using a laxative, are necessary (applies to tablets and chewable tablets only). If treatment is not successful, perform an examination after 3 weeks and, as appropriate, administer a second course.
Child dose
Children aged 24 months and older Pinworms: Take 400 mg of albendazole once daily. To ensure eradication, take an additional single dose of 400 mg of this medication 7 days later. Roundworms, hookworms, whipworms, and American hookworms: Take a single dose of 400 mg of this medication. Other parasites (tapeworms) in strongyloidiasis and severe mixed infections: Take 400 mg of this medication once daily for 3 days.

Ingredients

Manufacturer
The U Pharmaceutical Co., Ltd.

Efficacy & effects

Treatment of parasitic and mixed infections (roundworms, pinworms, etc.)

  • Ascariasis infection
  • enterobiasis infection
  • duodenal strongyloidiasis infection
  • whipworm infection
  • American hookworm infection
  • strongyloides infection
  • mixed infection
View approved original text

This medicine is used to treat infections caused by ascariasis, enterobiasis, duodenal strongyloidiasis, whipworm infection, American hookworm infection, and mixed infections of these parasites.

How to take

Adult dose

If swallowing is difficult, the medication may be chewed or taken with a small amount of water; no special measures, such as fasting or using a laxative, are necessary (applies to tablets and chewable tablets only). If treatment is not successful, perform an examination after 3 weeks and, as appropriate, administer a second course.

Child dose

Children aged 24 months and older Pinworms: Take 400 mg of albendazole once daily. To ensure eradication, take an additional single dose of 400 mg of this medication 7 days later. Roundworms, hookworms, whipworms, and American hookworms: Take a single dose of 400 mg of this medication. Other parasites (tapeworms) in strongyloidiasis and severe mixed infections: Take 400 mg of this medication once daily for 3 days.

Precautions

This medicine contains the artificial sweetener aspartame, which is broken down in the body to phenylalanine. Therefore, patients with the genetic disorder phenylketonuria should not take this drug. The intake of aspartame should be limited to under 40 mg per kilogram of body weight per day as recommended by the WHO; for a 60 kg adult, the maximum can be 2.4 g per day. People with allergies or hypersensitivity to any of the ingredients in this medicine should not take it. Women who are pregnant or may become pregnant, as well as nursing mothers, should also avoid using this drug. Additionally, children under 2 years old should not take this medicine. This medication contains lactose, so patients with genetic problems such as galactose intolerance, Lapp lactase deficiency, or glucose-galactose malabsorption should not take it. It is essential not to take certain medications simultaneously with this drug. For instance, the metabolism of theophylline can be inhibited when taken with this drug, while cimetidine, praziquantel, and dexamethasone can increase the blood concentration of this drug. Conversely, ritonavir, phenytoin, carbamazepine, and phenobarbital can decrease the blood concentration of this drug, so they should not be taken together. Patients with liver or kidney problems must consult a doctor or pharmacist before taking this medicine. This drug contains the dye Yellow No. 5, and those allergic or hypersensitive to this substance should use it cautiously. If any unusual symptoms appear while taking this medicine, such as red spots on the skin, rash, itching, nausea, vomiting, abdominal pain, headache, or dizziness, you should stop taking it immediately and consult a healthcare provider. Temporary hair loss may also occasionally occur, so be cautious. Women who may become pregnant should confirm their pregnancy status before taking this medicine and avoid its use in early pregnancy. Animal studies have reported potential harm to the fetus, so effective contraceptive measures should be used during the treatment period and for up to 3 days after the last dose. Taking this drug may lead to a temporary decrease in white blood cell count or an increase in liver enzyme levels, so regular monitoring may be necessary. In case of overdose, treatment such as gastric lavage may be required based on the symptoms, and if neurological symptoms or seizures occur after taking this medicine, consult a healthcare provider immediately. Store this medicine out of reach of children and in a cool, dry place away from direct sunlight. It is also advisable not to transfer it to another container to maintain quality.

Side effects

Skin and mucosal syndrome, erythema multiforme, nausea, vomiting, heartburn, diarrhea, upper abdominal or abdominal pain, headache, dizziness, fever, generalized flushing, rash, itching, urticaria, alopecia, leukopenia, increased liver enzyme levels, pancytopenia, seizures, increased intracranial pressure, neurological symptoms such as subtle symptoms.

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

Interactions

Drug interactions

This medicine should not be taken with theophylline, cimetidine, praziquantel, dexamethasone, ritonavir, phenytoin, carbamazepine, or phenobarbital.

Storage

This medicine should be stored in a tightly closed container to prevent exposure to air or moisture, and it is best kept at room temperature between 1 and 30 degrees Celsius. This helps maintain the drug's effectiveness for a longer time.

Appearance and packaging

Appearance

Light orange rectangular film-coated tablet

Package unit

10 tablets/box [10 tablets/PTP×1]

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

  • QIs the pinworm medication taken just once?

    For enterobiasis, it is indicated to take 400 mg once daily, and for eradication, take another 400 mg once again after 7 days. If treatment is not effective in tests after 3 weeks, a second dose may be considered, so please consult your doctor or pharmacist.

    Answers 1 · 2026.09.14

For anything that needs medical judgment, consult a doctor or pharmacist.

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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.