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Mafenide topical Side Effects

For the Consumer

Applies to mafenide topical: topical cream, topical powder for solution, topical powder for suspension

In addition to its needed effects, some unwanted effects may be caused by mafenide topical. In the event that any of these side effects do occur, they may require medical attention.

Major Side Effects

You should check with your doctor immediately if any of these side effects occur when taking mafenide topical:

Less common:
  • Itching
  • skin rash or redness
  • swelling of face or skin
  • wheezing or troubled breathing
  • Bleeding or oozing of skin
  • drowsiness
  • fast, deep breathing
  • nausea
Incidence unknown
  • Black, tarry stools
  • chest pain
  • chills
  • cough or hoarseness
  • dark urine
  • dizziness
  • fever
  • fluid-filled skin blisters
  • light-colored stools
  • lower back or side pain
  • numbness to feet, hands and around mouth
  • painful or difficult urination
  • rapid shallow breathing
  • sensitivity to the sun
  • shortness of breath
  • skin thinness
  • sore throat
  • sores, ulcers, or white spots on lips or in mouth
  • swollen glands
  • unusual bleeding or bruising
  • unusual tiredness or weakness
  • yellow eyes or skin

Minor Side Effects

Some of the side effects that can occur with mafenide topical may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:

More common:
  • Pain or burning feeling on treated area(s)
Incidence unknown
  • Blisters
  • flushing
  • raised red swellings on the skin, lips, tongue, or in the throat
  • redness of skin
  • skin rash
  • softening of the skin
  • swelling
  • unusually warm skin

For Healthcare Professionals

Applies to mafenide topical: compounding powder, topical cream, topical powder for reconstitution


In the clinical setting of severe burns, it is difficult to distinguish between an adverse reaction to this drug and burn sequelae. In a clinical study in pediatric patients with acute burns requiring autografts who received this drug in addition to double antibiotic solution (DAB) wound therapy (neomycin sulfate 40 mg and polymyxin B 200,000 units/liter), the incidence of rash (4.6%) and itching (2.8%) in the group who received this drug was not different from that experienced with DAB dressings alone (5.7% and 1.3%, respectively).[Ref]


Frequency not reported: Pain, burning sensation, rash, pruritus, excoriation, bleeding[Ref]


Frequency not reported: Erythema, skin maceration, hives, blisters[Ref]


Frequency not reported: Tachypnea, hyperventilation, partial pressure of carbon dioxide decreased[Ref]


Frequency not reported: Metabolic acidosis, serum chloride increased[Ref]


Frequency not reported: Eosinophilia, bone marrow depression, fatal hemolytic anemia, disseminated intravascular coagulation[Ref]


Frequency not reported: Face edema, swelling, porphyria[Ref]


1. "Product Information. Sulfamylon cream (mafenide topical)." Dow Hickam Pharmaceuticals Inc, Sugar Land, TX.

2. "Product Information. Sulfamylon (mafenide topical)." Bertek Pharmaceuticals Inc, Sugar Land, TX.

Not all side effects for mafenide topical may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

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