Klaron Side Effects Center
Medical Editor: John P. Cunha, DO, FACOEP
Klaron (sodium sulfacetamide) Lotion is an antibacterial used to treat acne, dandruff, seborrheic dermatitis and certain skin infections. It is available in generic form. Common side effects of Klaron include swelling, itching, redness, dry skin, and yellow discoloration of treated skin.
The recommended dosage of Klaron is a thin layer applied to the affected area twice a day. Silvadene and Thermazene may interact with Klaron. Tell your doctor all medication you use. Do not apply Klaron to large areas of skin. Avoid getting this medication in your nose, mouth, or eyes. If you are pregnant you should only take Klaron if clearly needed. Caution should be exercised if you are using Klaron and breastfeeding.
Our Klaron (sodium sulfacetamide) Lotion Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is Patient Information in Detail?
Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.
Klaron in Detail - Patient Information: Side Effects
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using this medication and call your doctor at once if you have a serious side effect such as:
- patchy skin color, red spots, a butterfly-shaped skin rash over your cheeks and nose;
- the first sign of any skin rash, no matter how mild;
- joint pain, swelling, or stiffness;
- signs of infection such as fever, sore throat, mouth sores, unusual weakness;
- pale skin, easy bruising or bleeding;
- new or worsening skin infection;
- nausea, pain in your upper stomach, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes); or
- severe skin reaction -- fever, sore throat, swelling in your face or tongue, burning in your eyes, skin pain, followed by a red or purple skin rash that spreads (especially in the face or upper body) and causes blistering and peeling.
Less serious side effects may include:
- mild swelling, itching, or redness of treated skin;
- dry skin; or
- yellow discoloration of treated skin (may be a sign that you have applied too much of the medication).
Read the entire detailed patient monograph for Klaron (Sodium Sulfacetamide Lotion) »
What is Patient Information Overview?
A concise overview of the drug for the patient or caregiver from First DataBank.
Klaron Overview - Patient Information: Side Effects
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Rarely, sodium sulfacetamide products applied to the skin may be absorbed and may cause serious side effects. Stop using this product and tell your doctor immediately if any of these rare but serious side effects occur: aching/swollen joints, rash on nose and cheeks, signs of infection (such as fever, persistent sore throat), signs of anemia (such as unusual tiredness/weakness, rapid breathing, fast heartbeat), unusual bleeding/bruising, signs of liver problems (such as dark urine, yellowing eyes/skin, stomach/abdominal pain, persistent nausea, vomiting), mouth sores.
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Read the entire patient information overview for Klaron (Sodium Sulfacetamide Lotion)»
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Klaron FDA Prescribing Information: Side Effects
In controlled clinical trials for the management of acne vulgaris, the occurrence of adverse reactions associated with the use of Klaron (sodium sulfacetamide lotion) Lotion was infrequent and restricted to local events. The total incidence of adverse reactions reported in these studies was less than 2%. Only one of 105 patients treated with Klaron (sodium sulfacetamide lotion) Lotion had adverse reactions of erythema, itching and edema. It has been reported that sodium sulfacetamide may cause local irritation, stinging and burning. While the irritation may be transient, occasionally, the use of medication has to be discontinued.
Read the entire FDA prescribing information for Klaron (Sodium Sulfacetamide Lotion) »
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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