Medication info

K-Dipine Sustained Release Tablet (Felodipine)

Prescription medicationTabletOralExpired
Ingredient · strength
Felodipine›5mg / 1 tablet
Manufacturer / importer
Samjin Pharmaceutical Co., Ltd.
Appearance
Round film-coated tablet in pale pink color
Packaging
100 tablets/bottle, 30 tablets/bottle
Approval status
Expired

MFDS item code 200301224 · Approved 2003.05.23

This product's status changed to Expired on 2024.07.01. It may no longer be sold, so consult a doctor or pharmacist before taking it.

Summary

Main use
Treatment of hypertension and stable angina
Who takes it
Adults · Children
Adult dose
Swallow this medicine whole with water; do not split, chew, or crush it. 1. Hypertension The initial dose of felodipine is 5㎎ once daily, and the maintenance dose is 5-10㎎ daily, administered orally in the morning. Do not exceed the maximum daily dose of 20㎎. This medicine may be administered in combination with a β-blocker or diuretic, and may be administered as monotherapy when other antihypertensive agents are unsuitable. Adjust the dose according to the patient's response to treatment. 2. Stable angina Administer an initial dose of 5㎎ once daily; the dose may be increased to 10㎎ if needed. This medicine may be administered in combination when a β-blocker does not provide an adequate effect. Adjust the dose according to the patient's response to treatment. 3. Elderly patients Administer with caution while monitoring the patient's condition; consider an initial dose of 2.5㎎ once daily. 4. Patients with renal impairment Renal impairment does not affect the blood concentration of felodipine. Dose adjustment is not necessary, but administer with caution to patients with severe renal impairment (GFR<30ml/min). 5. Patients with hepatic impairment Blood concentrations of felodipine may increase in patients with hepatic impairment, and they may respond to treatment at lower doses. Therefore, administer with caution to patients with hepatic impairment; consider an initial dose of 2.5mg once daily. This medicine should not be administered to patients with severe hepatic impairment.
Child dose
The safety and efficacy of this medicine in children have not been established.

Ingredients

Manufacturer
Samjin Pharmaceutical Co., Ltd.

Efficacy & effects

Treatment of hypertension and stable angina

  • Hypertension
  • stable angina
View approved original text

This medication is used in the treatment of hypertension and stable angina.

How to take

Adult dose

Swallow this medicine whole with water; do not split, chew, or crush it. 1. Hypertension The initial dose of felodipine is 5㎎ once daily, and the maintenance dose is 5-10㎎ daily, administered orally in the morning. Do not exceed the maximum daily dose of 20㎎. This medicine may be administered in combination with a β-blocker or diuretic, and may be administered as monotherapy when other antihypertensive agents are unsuitable. Adjust the dose according to the patient's response to treatment. 2. Stable angina Administer an initial dose of 5㎎ once daily; the dose may be increased to 10㎎ if needed. This medicine may be administered in combination when a β-blocker does not provide an adequate effect. Adjust the dose according to the patient's response to treatment. 3. Elderly patients Administer with caution while monitoring the patient's condition; consider an initial dose of 2.5㎎ once daily. 4. Patients with renal impairment Renal impairment does not affect the blood concentration of felodipine. Dose adjustment is not necessary, but administer with caution to patients with severe renal impairment (GFR<30ml/min). 5. Patients with hepatic impairment Blood concentrations of felodipine may increase in patients with hepatic impairment, and they may respond to treatment at lower doses. Therefore, administer with caution to patients with hepatic impairment; consider an initial dose of 2.5mg once daily. This medicine should not be administered to patients with severe hepatic impairment.

Child dose

The safety and efficacy of this medicine in children have not been established.

Precautions

This medication should not be used in women who are pregnant or planning to become pregnant. It is also safe not to administer to patients with severely compromised cardiac function or acute cardiac issues. Patients with severe liver or kidney damage and those with specific heart valve diseases should also avoid this medication. Elderly patients, those with heart failure, and patients with low blood pressure or with compromised liver or kidney function should use this medication with caution and follow their doctor's instructions closely. When starting this medication or increasing the dosage, symptoms such as flushing, headaches, palpitations, dizziness, and fatigue may occur. These symptoms are usually temporary and depend on the dosage. Since blood pressure may drop too low, it is advisable to avoid dangerous activities such as high places or driving if dizziness occurs. Additionally, it is recommended to take this medication in the morning on an empty stomach or after a light meal. When taken with other medications, interactions may occur, so you must consult with a doctor or pharmacist. Special caution is needed when taken with certain antibiotics, antifungals, heart medications, and grapefruit juice, as they can excessively increase or decrease the effectiveness of this medication. Pregnant or breastfeeding women are advised to avoid this medication; if necessary, breastfeeding should be stopped. Safety in children has not been established, and its use is not recommended. In the case of overdose, serious symptoms such as rapid drop in blood pressure, arrhythmia, altered consciousness, and difficulty in breathing may occur, necessitating immediate hospital care. Treatment for overdose may require gastric lavage, administration of antidotes, and support for cardiac function. Abruptly stopping this medication may worsen symptoms, so the dosage should be gradually decreased according to a doctor's instructions without arbitrarily stopping it.

Side effects

Facial flushing, headache, palpitations, dizziness, fatigue, tachycardia, feeling of suffocation, chest tightness, ankle edema, hypotension accompanied by tachycardia causing angina, extrasystole, feeling of heaviness in the head, dizziness, staggering, malaise, drowsiness, anxiety, sensory disturbances, syncope, nausea, constipation, discomfort in the gastric area, heartburn, abdominal pain, loss of appetite, diarrhea, thirst, vomiting, gingival hypertrophy, gingivitis, elevated AST, elevated ALT, elevated ALP, elevated LDH, elevated BUN, elevated creatinine, anemia, rash, itching, exfoliative dermatitis, skin erythema, hives, photosensitivity reaction, vascular edema, leukocyte destructive vasculitis, myalgia, arthralgia, hyperglycemia, weight gain, peripheral edema, leg cramps, shoulder stiffness, weakness, finger tremor, cough, throat discomfort, sweating, tearing, conjunctival hyperemia, paresthesia, elevated CPK, elevated total cholesterol, elevated triglycerides, decreased serum potassium, gynecomastia, erectile dysfunction, sexual dysfunction, frequent urination, angioedema, fever, confusion, sleep disorders, hypothermia, nausea, vomiting, impaired consciousness, coma, convulsions, dyspnea, pulmonary edema, apnea, adult respiratory distress syndrome, acidosis, hypocalcemia

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

Storage

This medication is sensitive to light, so it should be stored in a closed container that shields it from light. Additionally, it is important to maintain a temperature between 1 to 30 degrees Celsius while storing the medication. This helps maintain the effectiveness of the medication.

Appearance and packaging

Appearance

Round film-coated tablet in pale pink color

Package unit

100 tablets/bottle, 30 tablets/bottle

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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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.