Viewing nowTerazosin 5 mg (Terazosin hydrochloride monohydrate)
Terazosin Hydrochloride Hydrate 5.935mg
Tablet · Prescription medication
Eden Pharma Co., Ltd.

MFDS item code 202600550 · Approved 2026.02.24
Improvement of urination disorders due to benign prostatic hyperplasia and mild to moderate hypertension
This medication is used to treat urination disorders caused by benign prostatic hyperplasia and mild to moderate hypertension.
1. Urination disorders due to benign prostatic hyperplasia - Initial dose: 1 mg orally before bedtime, as the initial dose of terazosin, should not be exceeded. - Maintenance dose: Gradually increase until symptoms improve, taking 5-10 mg orally once a day. - When co-administered with diuretics or other antihypertensive agents, reduce the dosage and increase if necessary. 2. Hypertension - Initial dose: 1 mg orally before bedtime as the initial dose of terazosin.
This medication should not be used in certain patients. For example, individuals who are allergic to this medication or similar types of drugs, children under 12 years of age, and patients with genetic issues that prevent the digestion of lactose should not take this medication. Additionally, patients with severely impaired liver or kidney function, certain cardiovascular diseases, diabetes, or various other health issues should use this medication cautiously. Those allergic to certain dyes included in this medication should also exercise caution. When taking this medication, dizziness or fainting may occur, so it is especially important to be careful when taking it for the first time or suddenly increasing the dose. If fainting occurs, lay the person down immediately and seek necessary treatment; most of these symptoms will resolve over time. Depression, nervousness, dizziness, headaches, drowsiness, indigestion, changes in blood pressure, swelling, respiratory symptoms, and various side effects may occur. This medication can cause dizziness or drowsiness when first taken or restarted after stopping; therefore, operating vehicles or handling dangerous machinery should be avoided. This medication is used to relieve symptoms of benign prostatic hyperplasia, but since similar symptoms may occur with prostate cancer, an accurate diagnosis is necessary before treatment. While taking this medication, care should be taken as combining it with other antihypertensive medications may lead to excessively low blood pressure. Pregnant women or those who may become pregnant should consult a doctor before taking this medication, and nursing mothers should avoid taking it or discontinue breastfeeding if possible. Safety and efficacy in children have not been established, so it should not be used in this population. Elderly patients should start at a low dose to prevent excessively low blood pressure and should be closely monitored. In case of overdose, severe hypotension may occur, requiring immediate medical attention; dialysis is not effective in these cases. This medication should be stored out of the reach of children, and it is recommended not to transfer it to another container.
Fainting, severe swelling, severe allergic reactions (including anaphylaxis), difficulty breathing, jaundice, severe neurological symptoms (headache, seizures, confusion, visual disturbances, paralysis), severe swelling or urination abnormalities (reduced urine output and increased blood pressure).
Not everyone experiences these, and they can vary from person to person.
This medication is sensitive to air and moisture, so it should be kept in a tightly sealed container. The recommended storage temperature is at room temperature between 1 and 30 degrees Celsius.
Light green round tablet
30 tablets/bottle, 300 tablets/bottle
Even with the same ingredient, strength, dosage form and how it is taken can differ.
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Tablet · Prescription medication
Eden Pharma Co., Ltd.

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Il Yang Pharmaceutical Co., Ltd.

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Tablet · Prescription medication
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Terazosin Hydrochloride Hydrate 5.935mg
Tablet · Prescription medication
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Terazosin Hydrochloride Hydrate 2.374mg
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Daewon Pharmaceutical Co., Ltd.

Terazosin Hydrochloride Hydrate 2.374mg
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Unimed Pharmaceutical Co., Ltd.

Terazosin Hydrochloride Hydrate 2.374mg
Tablet · Prescription medication
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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.
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For anything that needs medical judgment, consult a doctor or pharmacist.
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.