acnesone gel - Dapsone (5% w/w) medicine

Acnesone Gel

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🏭 Systopic Laboratories Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Nov 11, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for acne vulgaris.
Dr. Ravishankar Kumar
Medically Reviewed by Dr. Ravishankar Kumar ✓ Verified Doctor
B.A.M.S. (RMLAU Ayodhya) • Ex-Balrampur Hospital, Lucknow
Dr. Ravishankar Kumar
Clinically Verified by Dr. Ravishankar Kumar (B.A.M.S., RMLAU) — View Medical Verification Profile ↗
Clinical Background: Balrampur Hospital, Lucknow (Emergency Medicine) & SCPM Hospital | Standards: CDSCO, Indian Pharmacopoeia (IP) & WHO

When to Call Your Doctor IMMEDIATELY

  • Shortness of breath or difficulty breathing
  • Dizziness or fainting
  • Bluish discoloration of lips, nails, or skin
  • Rapid heart rate
  • Tingling, numbness, or weakness in hands or feet
  • Severe skin blistering or peeling
  • Swelling of the face, lips, or throat
  • Yellowing of the skin or eyes
  • Unusual fatigue or pale skin

If experiencing severe symptoms, call emergency services immediately.

What is acnesone gel used for?

This medicine is a topical gel containing dapsone 5% w/w, used to treat acne vulgaris. It works by reducing inflammation and inhibiting the growth of acne-causing bacteria. Apply a thin layer to affected areas once or twice daily as directed by your doctor.

  • Generic Name: Dapsone
  • Manufacturer: Systopic Laboratories Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 acnesone gel के बारे में (Hindi Summary)

उपयोग: यह दवा मुँहासे (एक्ने) के इलाज के लिए एक टॉपिकल जेल है। इसमें डैप्सोन 5% w/w होता है, जो सूजन को कम करता है और मुँहासे पैदा करने वाले बैक्टीरिया को रोकता है। यह हल्के से मध्यम मुँहासे के लिए उपयोग की जाती है। इसे प्रभावित त्वचा पर पतली परत में लगाएं।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में त्वचा का सूखना, छीलना, लालिमा और जलन शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन इनमें मेथेमोग्लोबिनेमिया और तंत्रिका क्षति हो सकती है। कोई भी असामान्य लक्षण दिखने पर तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा का उपयोग करने से पहले अपने डॉक्टर को गर्भावस्था, स्तनपान या किसी एलर्जी के बारे में बताएं। इसे टूटी हुई त्वचा पर न लगाएं। धूप में बाहर जाते समय सनस्क्रीन का प्रयोग करें। आंखों, होंठों और श्लेष्मा झिल्ली के संपर्क से बचें। बच्चों की पहुंच से दूर रखें।

💡 Did You Know? India is the largest provider of generic medicines globally, supplying over 50% of global vaccine demand.

acnesone gel Uses & Benefits

Acne vulgaris Well-established

This medicine is used for the topical treatment of inflammatory and non-inflammatory acne lesions. It helps reduce the number of pimples and prevents new ones from forming.

Off-Label & Investigational Uses:

Rosacea Limited (Off-label)

Topical dapsone has been studied for the treatment of rosacea, a condition that causes redness and bumps on the face. However, this is not an approved indication.

Dermatitis herpetiformis Insufficient (Off-label)

Oral dapsone is a standard treatment for this skin condition, but topical dapsone is not typically used. Off-label topical use is not well-established.

Primary Treatment for: Acne vulgaris
Also Treats:
Rosacea (off-label)

📋 Drug Information

Generic Name(s)Dapsone
Brand NameAcnedap Gel
ManufacturerSystopic Laboratories Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassANTI INFECTIVES
Action ClassAnti leprotic
Route of AdministrationTopical
StorageStore at room temperature (15-30°C). Keep away from direct sunlight and moisture. Do not freeze.
Shelf Life24 months from the date of manufacture.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Apply this medicine to clean, dry skin for best results.
2
Use a pea-sized amount for the entire face to avoid excessive application.
3
Avoid using other topical acne treatments unless your doctor approves, as they can cause irritation.
4
Apply sunscreen daily, as this medicine can make your skin more sensitive to the sun.
5
Be patient; it may take up to 12 weeks to see full improvement.
6
If you experience any numbness or tingling in your hands or feet, contact your doctor immediately.
7
Do not use this medicine on areas of eczema or broken skin.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Acne pimples
This medicine is commonly prescribed for this.
Likely Use
✅
Blackheads
This medicine can help reduce blackheads.
Likely Use
✅
Whiteheads
This medicine can help reduce whiteheads.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary
❌
Skin rash
This medicine is not for general skin rashes.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionFollowing topical application, dapsone is absorbed through the skin. The extent of absorption depends on the surface area treated, the duration of application, and the integrity of the skin barrier. Systemic absorption is generally low but can be increased if the gel is applied to large areas or to broken skin.
DistributionNot established from the available information.
Protein BindingNot established from the available information.
MetabolismDapsone is metabolized in the liver primarily through acetylation and N-hydroxylation. The metabolites include monoacetyl dapsone and hydroxylamine derivatives.
Half-LifeNot established from the available information.
ExcretionDapsone and its metabolites are excreted primarily in the urine, with some excretion in the bile and feces.
BioavailabilityNot established from the available information.
Onset of ActionImprovement in acne lesions may be noticed within 2 to 4 weeks of starting treatment, but it may take up to 12 weeks to see the full benefit.
Peak Plasma TimeNot established from the available information.
Duration of ActionNot established from the available information.

How It Works

This medicine works through two main mechanisms: an anti-inflammatory effect and an antibacterial effect. Dapsone inhibits the enzyme myeloperoxidase, which is involved in the inflammatory response, thereby reducing the redness and swelling associated with acne. It also inhibits the growth of Cutibacterium acnes, the bacterium that plays a role in the development of acne. Additionally, dapsone has immunomodulatory properties that help calm the skin's immune response.

Mechanism Steps

1
Inhibition of myeloperoxidase: Dapsone inhibits the enzyme myeloperoxidase, which is released by neutrophils during inflammation. This reduces the production of hypochlorous acid and other reactive oxygen species, leading to a decrease in tissue damage and inflammation.
2
Antibacterial action: Dapsone interferes with the synthesis of dihydrofolic acid in bacteria by competing with para-aminobenzoic acid (PABA). This inhibits bacterial growth and reduces the population of Cutibacterium acnes on the skin.
3
Immunomodulation: Dapsone modulates the immune response by suppressing the migration of neutrophils and reducing the release of pro-inflammatory cytokines. This helps to calm the skin and reduce acne lesions.

💡 How to Take acnesone gel

Strength: Gel containing dapsone 5% w/w.

1Wash your hands and the affected area with a mild cleanser and pat dry.
2Apply a thin layer of the gel to the affected areas, avoiding the eyes, lips, and mucous membranes.
3Rub in gently until the gel is absorbed.
4Wash your hands after application.
5Use once or twice daily as directed by your doctor.
6Do not cover the treated area with bandages or dressings unless instructed.

Dosage Information

Adult DosageApply a thin layer of this medicine to the affected areas of the skin once or twice daily, or as directed by your doctor. Wash and dry the skin thoroughly before application. Avoid applying to broken or irritated skin. The dose must be individualized by a qualified clinician based on the severity of the condition and the patient's response to treatment.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageClinical studies of this medicine did not include sufficient numbers of subjects aged 65 and over to determine whether they respond differently from younger subjects. In general, dose selection for an elderly patient should be cautious, reflecting the greater frequency of decreased hepatic, renal, or cardiac function.
Renal ImpairmentNo specific dosage adjustments are recommended for patients with renal impairment. However, because dapsone is excreted by the kidneys, caution should be exercised in patients with severe renal impairment. Consult your doctor.
Hepatic ImpairmentNo specific dosage adjustments are recommended for patients with hepatic impairment. However, dapsone is metabolized in the liver, so caution should be exercised in patients with severe hepatic impairment. Consult your doctor.
Maximum Daily DoseThe maximum recommended daily dose is not established from the available information. Use only as directed by your doctor.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Apply the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not apply a double dose to catch up.

⚠️ Side Effects of acnesone gel

✅ Common Side Effects

Skin dryness (Common (5-10%))
Apply a moisturizer if needed. If dryness persists, consult your doctor.
Peeling (Common (5-10%))
Avoid using other irritating products. Consult your doctor if peeling is severe.
Redness (Common (5-10%))
This usually subsides with continued use. If it worsens, contact your doctor.
Burning or stinging (Common (5-10%))
Apply a cool compress. If the sensation is severe or persistent, consult your doctor.
Oiliness (Uncommon (1-5%))
Use a gentle cleanser. Consult your doctor if it bothers you.

🚨 Serious Side Effects

Methemoglobinemia (Rare (<0.1%))
Seek immediate medical attention if you experience shortness of breath, dizziness, headache, rapid heart rate, or bluish discoloration of the lips or skin.
Peripheral neuropathy (Rare (<0.1%))
Report any tingling, numbness, or weakness in the hands or feet to your doctor promptly.
Severe skin reactions (Rare (<0.1%))
Stop using the medicine and seek immediate medical attention if you develop blistering, swelling, or a spreading rash.

⚠️ Rare Side Effects

Hemolytic anemia
Report symptoms such as fatigue, pale skin, or jaundice to your doctor.
Agranulocytosis
Seek immediate medical attention if you develop fever, sore throat, or other signs of infection.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Oral dapsone Major
Rifampicin Major
Trimethoprim Moderate
Sulfonylureas Moderate
Topical benzoyl peroxide Minor

🚨 Major Interactions

  • Oral dapsone
  • Rifampicin

⚡ Moderate Interactions

  • Trimethoprim
  • Sulfonylureas

🍷 Alcohol Interaction

There is no known direct interaction between this medicine and alcohol. However, alcohol can worsen acne and may increase the risk of liver problems if dapsone is absorbed systemically. It is advisable to limit alcohol consumption while using this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to dapsone or any component of the gel.","Known blood disorders such as methemoglobinemia or hemolytic anemia.","Severe liver or kidney disease (relative contraindication).","Use in children under 12 years of age (safety not established)."]

⚠️ Warnings & Precautions

["For external use only. Avoid contact with eyes, lips, and mucous membranes.","Do not apply to large areas of the body or to broken skin.","May cause methemoglobinemia; seek immediate medical attention if symptoms occur.","May cause peripheral neuropathy; report any neurological symptoms.","May increase sensitivity to sunlight; use sunscreen and protective clothing.","Avoid concurrent use with other topical acne products unless directed by a doctor.","Consult a doctor if no improvement is seen after 12 weeks of treatment."]

🤱 Lactation Safety

It is not known whether dapsone is excreted in human milk after topical application. Because many drugs are excreted in human milk, caution should be exercised when this medicine is used by a nursing woman. Consult your doctor.

💊 Overdose Management

Overdose with topical dapsone is unlikely due to limited systemic absorption. However, if excessive amounts are applied or ingested, seek immediate medical attention. Symptoms of overdose may include methemoglobinemia, hemolysis, and peripheral neuropathy. Treatment is supportive and symptomatic.

⏰ Missed Dose

If you miss a dose, apply it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not apply a double dose to make up for a missed one.

Additional Safety Advice

General Safety

Before using this medicine, inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding. Although topical dapsone is absorbed less than oral dapsone, it can still enter the bloodstream, and its safety during pregnancy and lactation should be discussed with your healthcare provider. Avoid applying this gel to broken, sunburned, or irritated skin. Do not use it on large areas of the body without medical supervision. This medicine may make your skin more sensitive to sunlight, so use sunscreen and protective clothing when outdoors. Avoid using other topical acne products unless directed by your doctor, as they may cause excessive irritation. If you develop a severe skin reaction or signs of a blood disorder, stop using this medicine and contact your doctor immediately. Keep this medicine out of reach of children. Do not use it for any condition other than the one for which it was prescribed.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Acne is less common in the elderly, but if this medicine is prescribed, use it with caution. Elderly patients may have a higher risk of systemic side effects due to reduced liver and kidney function. Monitor for any unusual symptoms.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, discuss with your doctor before using this medicine. The safety of topical dapsone during pregnancy is not fully established. Your doctor may recommend alternative treatments.

🏥 Post-Surgery Considerations

If you are undergoing surgery, inform your surgeon that you are using this medicine. It is generally safe to continue, but your surgeon may advise temporary discontinuation depending on the procedure.

🦷 Dental Procedures

This medicine is applied to the skin and is unlikely to affect dental procedures. However, inform your dentist about all medications you are using.

💚 Lifestyle Tips for Better Results

🏃
Wash your face gently twice daily with a mild cleanser.
🥗
Avoid picking or squeezing acne lesions to prevent scarring.
😴
Use non-comedogenic moisturizers and makeup.
💧
Manage stress through relaxation techniques, as stress can worsen acne.
🧘
Get adequate sleep to support skin health.
🌞
Stay hydrated by drinking plenty of water.

🏋️ Exercise Considerations

Exercise is generally safe while using this medicine. However, sweat and friction may irritate the skin, so wash your face after exercising and apply the medicine to clean skin. Avoid sharing towels or equipment that may come into contact with treated areas.

🥗 Diet Recommendations

Eat a balanced diet rich in fruits and vegetables.
Limit high-glycemic foods and dairy, which may worsen acne in some people.
Include omega-3 fatty acids from fish or flaxseed.
Stay hydrated by drinking plenty of water.

💼 Impact on Daily Work & Life

This medicine is applied topically and is unlikely to affect your ability to drive or operate machinery. You can continue your normal daily activities. However, if you experience any dizziness or vision changes, avoid driving until you feel better.

🛑 When to Stop This Medicine

Do not stop using this medicine without consulting your doctor. If you experience severe side effects or if your acne does not improve after 12 weeks, your doctor may recommend stopping or changing the treatment. If you become pregnant or plan to become pregnant, consult your doctor before continuing.

📅 Long-Term Use Effects

Long-term use of this medicine is generally well-tolerated. However, because it can be absorbed systemically, prolonged use over large areas may increase the risk of blood-related side effects such as methemoglobinemia or hemolytic anemia. Regular monitoring by a doctor is recommended if used for extended periods. If you notice any unusual symptoms, report them to your doctor promptly.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Topical retinoids

Can be used as an alternative or in combination with this medicine for acne.

Evidence: Well-established
Oral antibiotics

May be prescribed for moderate to severe acne.

Evidence: Well-established
Chemical peels

Can help improve acne and scarring.

Evidence: Moderate

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no known interactions between this medicine and vaccines. You can receive vaccinations as scheduled.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

When traveling with this medicine, keep it in its original packaging with the prescription label intact. Carry a copy of your prescription in case you need to show it at customs. Store it at room temperature and protect it from extreme heat or cold. If you are crossing time zones, continue applying it according to your usual schedule. Pack it in your carry-on luggage to avoid loss or temperature extremes.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 22-year-old college student with persistent acne on the face.
She had tried several over-the-counter acne products without much success. Her dermatologist prescribed this medicine. After using it consistently for 8 weeks, she noticed a significant reduction in both blackheads and inflammatory pimples. She experienced mild dryness initially, which was managed with a moisturizer.
💡 Lesson: Consistent use and proper skin care can lead to noticeable improvement in acne over time.
👤 A 30-year-old woman with sensitive skin and mild acne.
She was hesitant to try new products due to her sensitive skin. Her doctor recommended this medicine because it is generally well-tolerated. She applied it every other night to start, then increased to daily use. She experienced slight redness in the first two weeks, which subsided. Her acne improved without causing severe irritation.
💡 Lesson: Gradual introduction of this medicine can help minimize skin irritation, especially for those with sensitive skin.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: You may start to see improvement in 2 to 4 weeks, but it can take up to 12 weeks to see the full benefit.

Q: Can I use this medicine with other acne treatments?

A: Consult your doctor before combining with other acne treatments, as they may cause excessive irritation.

Q: Is this medicine safe for sensitive skin?

A: It is generally well-tolerated, but you may experience mild dryness or redness. Start with less frequent application if you have sensitive skin.

Q: What should I do if I miss a dose?

A: Apply it as soon as you remember, but if it's almost time for your next dose, skip the missed dose and continue with your regular schedule.

Q: Can I use this medicine during pregnancy?

A: Consult your doctor before using this medicine during pregnancy. The safety has not been fully established.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I use this medicine with makeup?
  • Will this medicine make my skin dry?
  • Can I use this medicine on my back and chest?
  • How long can I use this medicine?
  • Does this medicine cause sun sensitivity?
  • Can I use this medicine if I have eczema?

🔄 Substitutes for acnesone gel

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine works immediately.
    Fact: It may take several weeks to see noticeable improvement.
  • Myth: More application means faster results.
    Fact: Applying more than directed can increase side effects without improving efficacy.
  • Myth: This medicine can be used for any skin rash.
    Fact: It is specifically approved for acne vulgaris and should not be used for other conditions without medical advice.

🔄 Alternative Options

Generic Alternatives

  • Dapsone 5% gel (generic)

Brand Alternatives

  • Aczone
  • Dapsone gel

📊 Comparison with Similar Medicines

MedicineActive IngredientClassPrimary UseRoute
This medicineDapsone 5%SulfoneAcne vulgarisTopical
Clindamycin gelClindamycin 1%Lincosamide antibioticAcne vulgarisTopical
Benzoyl peroxide gelBenzoyl peroxide 2.5-10%Organic peroxideAcne vulgarisTopical

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