Duac Gel 3%

Adult dosage

Adults and adolescents (ages 12 and above): Apply a thin layer the size of a pea to the entire affected area once a day at night. Before applying, wash the affected area gently with mild soap and allow it to dry completely. Hands should be washed after application. Avoid excessive use, and if excessive dryness or peeling occurs, reduce the frequency of use or temporarily discontinue use. Continuous usage beyond 12 weeks is not advised.

Children's dosage

The safety and efficacy of this medication for children under 12 years of age have not been established, therefore, its use is not recommended.

This medication should not be used by individuals with allergies to certain ingredients. Patients with a history of gastrointestinal diseases or antibiotic-associated colitis should be cautious. Women who are pregnant or may become pregnant, as well as breastfeeding women, are advised not to use this medication. Its safety has not been established for children under 12 years of age, and it should not be used in this population. If there is a burn area, it should be treated first before using this medication. Initial usage may lead to redness or peeling of the skin; in such cases, a moisturizer can be applied, or the frequency of use can be reduced. If severe skin irritation occurs, use should be discontinued immediately, and if the face or neck becomes red or swollen, consultation with a specialist is needed. If symptoms such as diarrhea or abdominal pain occur, there may be a possibility of pseudomembranous colitis; therefore, usage should be stopped immediately and medical advice sought. This medication acts only on the skin, but some ingredients may be absorbed into the body; thus, it should not be used excessively. During use, care should be taken to avoid contact with mucous membranes such as the mouth, eyes, lips, and damaged skin, and if contact occurs, it should be washed off immediately with water. This medication may discolor hair, fabrics, and furniture; hence, contact should be avoided. It may take about 4 to 6 weeks to see therapeutic effects, so consistent use is necessary. Due to the benzoyl peroxide ingredient, the skin may become more sensitive to sunlight, so direct sunlight exposure should be avoided, and sunscreen or protective clothing should be used when going out. When used with other acne treatments, skin irritation may increase, so it is advisable to consult a specialist. Pregnant or breastfeeding individuals should avoid using this medication, and special caution is advised during pregnancy. When using this medication, prescribed dosages and frequencies should be followed, and continuous use beyond 12 weeks is not recommended. Hands should be washed thoroughly after use, and it should be stored out of reach of children. Before opening, it should be refrigerated, and after opening, it should be used within 2 months at room temperature. It should not be transferred to another container; instead, it should be stored tightly sealed in its original container.

Serious side effects

• Urticaria
• swelling (spreading to the face or neck)
• vesicles
• skin peeling
• pseudomembranous colitis
• hemorrhagic diarrhea
• severe diarrhea
• upper abdominal pain
• severe colitis
• antibiotic-associated colitis

Mild side effects

• Headache
• paresthesia
• pruritus
• burning sensation
• dryness
• erythema
• peeling
• dermatitis
• photosensitivity reaction
• worsening of acne

This medication should be stored in a tightly sealed container to prevent exposure to air or moisture. Also, to maintain the medication's effectiveness, it is important to store it at a refrigerated temperature between 2 to 8 degrees Celsius.

Appearance

A uniform gel that is white or slightly yellowish

Package unit

30g/tube