Rufen Priplaster (Diclofenac Sodium)
Diclofenac Sodium 21mg
Patch · OTC medication
Daehwa Pharmaceutical Co., Ltd.
MFDS item code 201801390 · Notified 2018.03.29
Pain relief for degenerative arthritis (osteoarthritis) and muscle pain.
This medication is used to treat various pain and inflammation conditions such as degenerative arthritis, adhesive capsulitis of the shoulder, tendinitis, tenosynovitis, lateral epicondylitis (tennis elbow), muscle pain, and pain and swelling following trauma.
Adults (15 years and older) apply 1 sheet once daily to the affected area.
This medication should not be used by individuals who have had an allergic reaction to this drug or its ingredients. Additionally, individuals who have experienced asthma attacks while using aspirin or other non-steroidal anti-inflammatory drugs should use caution as this medication may induce severe asthma symptoms. It is advisable to avoid this medication for children under 15 years of age and pregnant women in the third trimester as its safety has not been established. During the use of this medication, other diclofenac products or non-steroidal anti-inflammatory drugs should not be used concurrently. Patients with bronchial asthma, infections accompanied by inflammation, chronic conditions, pregnant or breastfeeding women, and the elderly should consult a doctor or pharmacist before using this medication. Especially in the third trimester of pregnancy, serious side effects such as delayed delivery, bleeding, and fetal cardiopulmonary problems may occur, so it should not be used. This medication can cause severe allergic reactions or symptoms such as rash, redness, swelling, and itching on the skin, and if these symptoms occur, immediate discontinuation and consultation with a physician is required. Furthermore, this medication is not a fundamental treatment for the underlying cause and is merely a symptomatic relief therapy; reevaluation is necessary if used for more than two weeks. It should not be applied to the eyes, mucous membranes, or damaged skin and should not be covered with a sealed bandage. Caution is needed as using this drug with specific classes of antibiotics may increase the risk of seizures. In cases of overdose, there may be systemic adverse reactions such as hypotension, kidney problems, seizures, gastrointestinal discomfort, and respiratory depression. Patients with impaired renal function should be closely monitored for potential deterioration of kidney function when this medication is used in conjunction with diuretics. This medication can cause serious gastrointestinal issues such as gastrointestinal bleeding, ulcers, and perforation, and the risk of bleeding may increase when taken with anticoagulants. This medication should be stored in a cool, dry place out of the reach of children, sealed in its original container.
Hives, severe swelling, chest tightness, shortness of breath, cold sweat, pallor (severe allergic reactions), severe rash with high fever, blistering, skin peeling, pain of oral/ocular mucosa (severe skin adverse reactions), asthma attacks, respiratory issues accompanied by cough and fever (respiratory problems), jaundice of the skin or eyes, generalized malaise (liver abnormalities), severe headache, seizures, confusion, vision abnormalities, paralysis (serious neurological symptoms), diarrhea.
Skin rash, itching, dry skin, skin irritation, skin redness, rough skin, eczema, swelling, numbness, gastrointestinal discomfort, hypotension, increased risk of gastrointestinal bleeding, stomach ulcers, gastrointestinal perforation.
Not everyone experiences these, and they can vary from person to person.
Do not apply or take diclofenac products or non-steroidal anti-inflammatory drugs concurrently. Patients receiving fluoroquinolone antibiotics, loop diuretics, thiazide diuretics, drugs that interfere with hemostasis, antiplatelet agents, selective serotonin reuptake inhibitors, and serotonin-norepinephrine reuptake inhibitors should consult a physician or pharmacist.
This medication should be stored in a container that effectively blocks light and air, preferably at room temperature between 1 to 30 degrees Celsius. Proper storage will help maintain the medication's effectiveness.
A light yellow adhesive substance coated on a solid surface with a lint-free carrier.
Pack - 10 sheets/pack, Pack - 7 sheets/pack
Even with the same ingredient, strength, dosage form and how it is taken can differ.
Diclofenac Sodium 21mg
Patch · OTC medication
Daehwa Pharmaceutical Co., Ltd.

Diclofenac Sodium 25mg
Tablet · Prescription medication
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Prescription medication
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Prescription medication
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Diclofenac Sodium 25mg
Tablet · Prescription medication
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Diclofenac Sodium 75mg
Solution · Prescription medication
YuYoung Pharmaceutical Co., Ltd.
Diclofenac Sodium 37.5mg
Prescription medication
Daehwa Pharmaceutical Co., Ltd.
Diclofenac Sodium 37.5mg
Prescription medication
Dongkwang Pharmaceutical Co., Ltd.
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.
No questions yet.
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.