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SAStid soap

Generic Name: salicylic acid/sulfur (sal-ih-SILL-ik AS-id/SULL-fer)
Brand Name: Examples include Fostex Medicated and SAStid

SAStid soap is used for:

Treating acne or dandruff. It may also be used for other conditions as determined by your doctor.

SAStid soap is a topical salicylate. It works by causing the skin to swell, soften, and then slough or peel in areas where it is applied.

Do NOT use SAStid soap if:

  • you are allergic to any ingredient in SAStid soap

Contact your doctor or health care provider right away if any of these apply to you.

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Before using SAStid soap:

Some medical conditions may interact with SAStid soap. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have had a severe allergic reaction (eg, severe rash, hives, difficulty breathing, dizziness) to aspirin or a nonsteroidal anti-inflammatory drug (NSAID) (eg, ibuprofen, naproxen, celecoxib)
  • if you have liver or kidney problems, a skin infection, skin irritation, eczema, diabetes, or poor blood circulation

Some MEDICINES MAY INTERACT with SAStid soap. Tell your health care provider if you are taking any other medicines, especially any of the following:

  • Anticoagulants (eg, heparin, warfarin), aspirin, methotrexate, or sulfonylureas (eg, glipizide) because the risk of side effects may be increased by SAStid soap

This may not be a complete list of all interactions that may occur. Ask your health care provider if SAStid soap may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use SAStid soap:

Use SAStid soap as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Wet the skin. Work up a lather with SAStid soap, then wash the affected areas. Rinse thoroughly and pat dry.
  • Wash hands after you have applied SAStid soap, unless your hands are a part of the treated area.
  • If you miss a dose of SAStid soap, use it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not use 2 doses at once.

Ask your health care provider any questions you may have about how to use SAStid soap.

Important safety information:

  • SAStid soap is for external use only. Avoid getting SAStid soap in your eyes, nose, or mouth, or on the genitals. If contact with your eyes occurs, flush with water for 15 minutes. Do not inhale the vapors of SAStid soap.
  • Overuse of topical products may worsen your condition.
  • Do not use SAStid soap longer or more often than recommended by your doctor or on the package label.
  • Check with your doctor before use if you have a condition that covers a large area of the body.
  • Be sure to apply SAStid soap only to the affected area and not to normal healthy skin.
  • Do not use SAStid soap on skin that is irritated, infected, or reddened.
  • Do not use SAStid soap on open skin wounds, moles, birthmarks, genital warts, warts on the face, or warts growing hair.
  • Do not use any other medicines or products on your skin unless your doctor instructs you otherwise.
  • Do not use a topical medicine containing mercury on the same area where SAStid soap is used. The combination may cause a foul odor, may be irritating to the skin, or may stain the skin black.
  • SAStid soap may interfere with certain lab test results. Make sure your doctor and lab personnel know you are using SAStid soap.
  • SAStid soap is extremely flammable. Do not store or use SAStid soap near a fire or other open flame.
  • SAStid soap may be harmful if swallowed. If you may have taken SAStid soap by mouth, contact your local poison control center or emergency room immediately.
  • SAStid soap contains a salicylate, which has been linked to Reye syndrome. Do not use SAStid soap on children or teenagers during or after chickenpox, flu, or other viral infections without checking with your doctor or pharmacist.
  • Use SAStid soap with extreme caution in CHILDREN younger than 2 years of age. Safety and effectiveness in this age group have not been confirmed.
  • Caution is advised when using SAStid soap in CHILDREN because they may be more sensitive to its effects.
  • PREGNANCY and BREAST-FEEDING: If you become pregnant, discuss with your doctor the benefits and risks of using SAStid soap during pregnancy. It is unknown if SAStid soap is excreted in breast milk. Do not breast-feed while you are using SAStid soap.

Possible side effects of SAStid soap:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Dry, peeling, red, or scaling skin.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); severe irritation.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately. Symptoms may include agitation; diarrhea; dizziness; loss of appetite; loss of hearing; mental disturbances; nausea; rapid or difficult breathing; ringing in the ears; seizures; sluggishness; vomiting; yellowing of the skin or eyes.

Proper storage of SAStid soap:

Store SAStid soap at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store away from heat, moisture, and light. Do not freeze. Do not store in the bathroom. Keep SAStid soap out of the reach of children and away from pets.

General information:

  • If you have any questions about SAStid soap, please talk with your doctor, pharmacist, or other health care provider.
  • SAStid soap is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take SAStid soap or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about SAStid soap. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to SAStid soap. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using SAStid soap.

Issue Date: July 2, 2014
Database Edition 14.3.1.001
Copyright © 2014 Wolters Kluwer Health, Inc.

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

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