Basic Aczone Information

• INN (International Nonproprietary Name): Dapsone (also known as 4,4’-diaminodiphenylsulfone; CAS: 80-08-0).
• Brand Names Available In United States: Aczone® distributed by Allergan, Inc.; available in 5% and 7.5% gels in tubes and multi-use dispensers with US NDC codes 0023-3670-03, 0023-3670-30, 0023-3670-60, 0023-3670-90.
• ATC Code: D10AX05 (Other anti-acne preparations for topical use).
• Forms & Dosages: Gel formulations sold as 5% and 7.5% (75 mg/g) strengths in tubes and dispensers.
• Manufacturers In United States: Allergan, Inc. is the reference product holder for Aczone®; multiple generic manufacturers also supply dapsone gel (examples include Teva, Alkem, Amneal).
• Registration Status In United States: FDA-approved as a prescription product for Aczone® in 5% and 7.5% strengths.
• OTC / Rx Classification: Prescription only (Rx-only) in the United States.

Everyday Use & Best Practices

Morning Vs Evening Dosing

Decide On A Single Consistent Time For Application Each Day.

For the 7.5% gel the common regimen is once daily, so pick a time you can stick to every day.

Evening application is often convenient because it avoids layering with morning actives and makes adherence easier for many patients.

If your prescriber gives the 5% gel, follow instructions for once or twice daily use; split doses (AM/PM) only when the 5% formulation is prescribed twice daily.

If you forget a dose, apply it when you remember unless the next scheduled dose is near; do not double up.

Taking With Or Without Meals

Topical application means meals do not affect the medicine.

You can eat normally after applying dapsone gel; there are no food-related timing rules.

Apply to clean, dry skin after showering or shaving and let the gel dry fully before applying moisturizer or makeup.

Use a pea-sized amount for the face and spread a thin layer over affected areas, rubbing in gently until absorbed.

Quick Warnings: avoid using oral or ophthalmic routes with this topical product and follow your prescriber’s directions exactly.

• Daily Routine Checklist: Cleanse → Dry Skin → Apply Pea-Sized Amount → Allow To Dry → Moisturizer/Makeup (after ~5–10 minutes).
• Storage Tip: Store at room temperature (up to 25°C/77°F) and keep tube tightly closed.

Safety Priorities

Who Should Avoid It

Do Not Use Aczone If You Have A Known Allergy To Dapsone Or Sulfone Antibiotics.

Individuals With Severe Anemia Or Known G6PD Deficiency Should Avoid Topical Dapsone Because Of Hemolysis Risk.

Tell Your Prescriber If You Have A History Of Methemoglobinemia.

Pregnancy And Lactation: Use Only If The Potential Benefit Justifies Any Potential Risk; discuss with your clinician.

Activities To Limit

Avoid Applying The Gel Near Eyes, Lips, Or Open Wounds.

Do Not Use The Product Orally, Ophthalmically, Or Intravaginally.

Combining With Benzoyl Peroxide May Cause Temporary Yellow/Orange Staining Of Skin Or Fabrics; consider avoiding white towels and clothing immediately after application.

Watch For Systemic Signs Like Unusual Fatigue, Shortness Of Breath, Cyanosis, Or Dark Urine—These Warrant Urgent Medical Review.

Although Absorption Through Intact Skin Is Minimal, Rare Hematologic Events Have Been Reported.

• Pre-Use Screening Checklist: Allergy To Dapsone/Sulfones; Known G6PD Deficiency; Severe Anemia; History Of Methemoglobinemia; Current Pregnancy/Breastfeeding.
• Warning Signs To Watch For: Breathlessness, Pale Or Blue-Tinted Skin, Rapid Heartbeat, Dark Urine, Marked Weakness.

Dosage & Adjustments

General Regimen

Standard dosing for topical dapsone gel depends on strength.

Use 7.5% gel once daily for patients aged nine years and older unless directed otherwise by the prescriber.

Use 5% gel once daily or twice daily for patients aged twelve years and older as prescribed.

Apply a pea-sized amount to the entire face or affected areas on clean, dry skin and rub in gently until absorbed.

Expect reassessment if there is no improvement after 12 weeks, as initial improvement commonly appears in weeks and full benefit can take up to three months.

Special Cases

Pediatrics: Follow Age Cutoffs—7.5% For ≥9 Years, 5% For ≥12 Years.

Elderly Patients: No Routine Dose Change Is Recommended, But Monitor For Side Effects.

Renal Or Hepatic Impairment: Data Are Limited; Systemic Absorption Is Minimal, So Use Caution And Clinical Judgment.

Overuse Or Accidental Ingestion Raises Theoretical Risk Of Hematologic Events Such As Methemoglobinemia; Seek Poison Center Or Emergency Guidance If Ingestion Occurs.

User Testimonials

Positive Reports

Many Users Report A Noticeable Reduction In Inflammatory Lesions Within A Few Weeks.

Fuller Benefit Is Often Seen Around Three Months Of Consistent Use.

People Commonly Describe Aczone As Gentler Than Some Retinoids Or Topical Antibiotics.

Common Challenges

Typical Mild Side Effects Include Dryness, Redness, Stinging Or Peeling.

Users Combining Dapsone Gel With Benzoyl Peroxide Often Report Temporary Skin Or Fabric Staining.

Cost And The Need For A Prescription Can Be Barriers For Some Patients.

• User Tips: Layer A Lightweight Moisturizer After The Gel Dries, Wait 5–10 Minutes Before Makeup, And Avoid White Towels If Using Benzoyl Peroxide.
• Consider Generic Dapsone Gel To Reduce Cost While Maintaining The Same Strengths And Formulation Types.

Buying Guide

Pharmacy Sources

Aczone® Is A Prescription-Only Product Distributed By Allergan, Inc., And Sold In The United States.

Generic Dapsone Gel Is Also Available From Multiple Manufacturers In The US Market.

Check Local Pharmacies, National Chains, And Reputable Online Pharmacies For Availability.

In Our Online Pharmacy, Aczone Is Available Without A Prescription, With Discreet Delivery To United States In 5-14 Days.

Price Comparison

Prices Vary Widely Between Brand And Generic Options, Pharmacy Chains, And Online Retailers.

Look For Manufacturer Coupons For Aczone® And Discount Cards Or Generic Programs To Lower Out-Of-Pocket Cost.

Insurance Coverage Varies; Ask Your Pharmacist About Prior Authorization Requirements For Brand Medication.

• What To Bring To The Pharmacy: Valid Prescription (If Required), Insurance Card, Any Manufacturer Coupons, Photo ID.

What’s Inside & How It Works

Ingredients Overview

The Active Ingredient In Aczone Is Dapsone (INN: 4,4’-Diaminodiphenylsulfone; CAS: 80-08-0).

Formulations Are Gels Available In 5% And 7.5% Strengths; The 7.5% Strength Contains 75 Mg Of Dapsone Per Gram.

Excipients Vary By Manufacturer But Create A Stable Topical Vehicle For The Active Agent.

Mechanism Basics

Topical Dapsone Acts Primarily Through Anti-Inflammatory Effects Rather Than Strong Comedolytic Action.

It Reduces Inflammatory Lesions By Inhibiting Neutrophil Myeloperoxidase And Related Inflammatory Pathways.

Minimal Systemic Absorption Through Intact Skin Limits Systemic Effects, But Rare Hematologic Events Have Been Reported.

• Active Component: Dapsone.
• Inactive Components: Gel Vehicle And Typical Excipients Depending On Manufacturer.

Main Indications

Approved Uses

Topical Dapsone Gel Is FDA-Approved For The Treatment Of Inflammatory Acne Vulgaris.

Both 5% And 7.5% Strengths Are Available As Prescription Products In The United States.

Off-Label Uses

Clinicians May Consider Topical Dapsone For Antibiotic-Resistant Inflammatory Acne Or When Other Topicals Cause Intolerance.

Topical Dapsone Is Distinct From Oral Dapsone, Which Is Used For Other Infectious Or Inflammatory Conditions.

• When To Discuss Dapsone With Your Prescriber: Persistent Inflammatory Lesions, Intolerance To Retinoids Or Topical Antibiotics, Or Concern About Antibiotic Resistance.

Interaction Warnings

Food Interactions

There Are No Meaningful Food Interactions For Topical Dapsone.

Meals Do Not Affect Topical Action; Apply Regardless Of Eating.

Drug Conflicts

Benzoyl Peroxide Can React With Dapsone Gel To Produce Temporary Yellow/Orange Skin Or Fabric Staining.

Systemic Drug Interactions Are Unlikely Due To Minimal Absorption, But Use Caution If You Are Taking Systemic Oxidizers Or Oral Dapsone.

If You Take Medications That Increase Methemoglobinemia Or Hemolysis Risk, Inform Your Prescriber.

When Combining With Other Topical Prescription Ingredients, Stagger Application Times To Minimize Irritation.

• Tell Your Prescriber If You Take: Oral Dapsone, Strong Oxidizers, Or Any Medication Linked To Methemoglobinemia/Hemolysis.

Latest Evidence & Insights

Key Studies Summary

Clinical Trials And Regulatory Reviews Show Topical Dapsone Reduces Inflammatory Acne Lesions With Initial Improvement In Weeks.

Maximal Benefit Often Appears By Approximately Three Months Of Consistent Use.

Both 5% And 7.5% Formulations Are Approved By The FDA Based On Demonstrated Efficacy And Safety.

Practical Takeaways For Patients

Set A 12-Week Reassessment Expectation With Your Clinician; Early Changes May Be Seen Sooner.

Topical Dapsone Is A Useful Anti-Inflammatory Option When Avoiding Systemic Antibiotics Is Preferred.

Monitor For Local Irritation And Rare Systemic Signs; Keep A Photo Log To Track Progress.

• Study Takeaways: Gradual Improvement, Good Tolerability For Many Patients, Rare Hematologic Signals Require Awareness.

Alternative Choices

Non-Prescription Options

For Mild Inflammatory Acne, Over-The-Counter Options Include Benzoyl Peroxide And Salicylic Acid Cleansers.

Benzoyl Peroxide Is Effective But May Bleach Fabrics And Can Irritate When Combined With Dapsone.

Prescription Alternatives

Prescription Choices Include Topical Retinoids Such As Adapalene, Combination Adapalene/Benzoyl Peroxide Products, And Topical Antibiotics Like Clindamycin.

For More Severe Disease, Oral Agents May Be Considered Following Clinical Evaluation.

Antibiotic Stewardship: Topical Dapsone Offers An Anti-Inflammatory Option Without Contributing To Antibiotic Resistance.

Regulation Snapshot

FDA & Global Status

Aczone® Gel Is FDA-Approved In The United States As A Prescription Product At 5% And 7.5% Strengths.

The Product Is Also Registered In Other Jurisdictions Such As New Zealand (Medsafe) And Is Generally Rx-Only Where Marketed.

Packaging & Labeling Notes

Aczone® Is Distributed By Allergan And Commonly Sold In 60 G And 90 G Tubes For The 7.5% Gel In Some Markets.

Generic Dapsone Gels Are Available From Multiple Manufacturers In Similar Strengths And Packaging.

Storage Guidance: Keep At Room Temperature Up To 25°C/77°F, Protect From Excessive Heat And Light, And Keep Tube Closed.

FAQ Section

Common Patient Questions

How Long Until I See Results?

Many Patients See Initial Improvement Within Several Weeks, With Full Effect Often By Around Three Months.

Can I Use It With Benzoyl Peroxide?

Yes, With Caution; Expect Possible Temporary Yellow/Orange Staining And Discuss Timing With Your Prescriber.

Is It Safe In Pregnancy?

Use Only If Benefits Outweigh Risks; Discuss With Your Clinician.

What If I Miss A Dose?

Apply When Remembered Unless Close To The Next Dose; Do Not Double Up.

Can I Get It Over The Counter?

No; Aczone/Dapsone Gel Is Prescription-Only In The United States Under US Regulatory Guidance.

Will It Cause Systemic Problems?

Systemic Absorption Is Minimal, But Rare Hematologic Events Such As Methemoglobinemia Or Hemolytic Anemia Have Been Reported; Report Symptoms Like Breathlessness Or Dark Urine.

Quick Clinician Answers

• Reassess At 12 Weeks If No Improvement.
• Monitor Patients With G6PD Deficiency Closely; Avoid Use If Severe Deficiency Or Severe Anemia Is Present.
• Separate Application Times When Combining With Other Irritating Topicals.

Guidelines For Proper Use

Application Steps

Wash And Thoroughly Dry The Affected Area Before Applying.

Squeeze A Pea-Sized Amount For The Face And Adjust For Larger Areas As Needed.

Apply A Thin Layer Over Affected Areas And Rub In Gently Until Absorbed.

Allow The Gel To Dry For Approximately 5–10 Minutes Before Applying Other Products Or Makeup.

Follow Prescribed Frequency: Once Daily For 7.5% Or Once/Twice Daily For 5% Per Prescriber Instructions.

Monitoring & Follow-Up

Schedule A Clinical Check Around 12 Weeks To Assess Effectiveness And Tolerability.

Seek Earlier Review If Severe Irritation Or Any Signs Of Hemolysis Or Methemoglobinemia Occur.

Use A Symptom Checklist And Photo Log To Document Changes And Share With Your Clinician.

• Printable Application Checklist: Cleanse → Dry → Apply Pea-Sized Amount → Wait 5–10 Minutes → Moisturizer/Makeup.
• Follow-Up Timeline: Baseline Photo → 4–6 Week Check-In → 12-Week Reassessment.

Delivery Across United States

Final Notes

Aczone® And Generic Dapsone Gel Are Valuable Options For Inflammatory Acne, Especially When Anti-Inflammatory Action Is Desired Without Systemic Antibiotics.

Always Follow Your Prescriber’s Directions And Report Any Concerning Symptoms Promptly.

Your Pharmacist Can Help With Insurance Questions, Coupon Applications, And Choosing Between Brand And Generic Options.

Keep The Tube Tightly Closed And Store At Room Temperature Not Exceeding 25°C/77°F.

If Accidental Ingestion Occurs Or Severe Symptoms Appear, Contact Your Local Poison Center Or Emergency Department Immediately.