Process

• Once applied, sulfur soap causes skin to swell and soften. The top layer then sloughs off.
  
  

Harmful Interactions

• People with certain conditions and people taking certain drugs should not use sulfur soap. Patients should consult with their physicians before beginning a sulfur soap regimen.
  
  

Application

• Generally, patients using sulfur soap wet the skin, work the sulfur soap into a lather and rub the soap on the affected area, then rinse and dry. Specific product or physician instructions should always be followed.
  
  

Mild Side Effects

• Mild side effects of using sulfur soap include red, dry, peeling or scaling skin. When these problems linger or are troublesome, patients should speak with their physicians.
  
  

Severe Side Effects

• Dangerous side effects related to sulfur soap include severe allergic reactions, such as difficulty breathing or a swollen tongue. Patients with severe side effects need immediate medical attention.