Fostex Cream (Topical)

Generic name:salicylic acid and sulfur (topical route) [ sal-i-SIL-ik-AS-id, SUL-fur ]
Drug class:Miscellaneous topical agents

Medically reviewed by Drugs.com. Last updated on May 19, 2022.

Commonly used brand name(s)

In the U.S.

• SAStid

In Canada

• Fostex Cream
• Night Cast R

Available Dosage Forms:

• Cream
• Shampoo

Therapeutic Class: Antiacne Keratolytic

Pharmacologic Class: NSAID

Chemical Class: Salicylate, Non-Aspirin

Uses for Fostex Cream

Salicylic acid and sulfur combination is used to treat acne and other skin disorders and dandruff and other scalp disorders, such as seborrheic dermatitis.

This medicine is available without a prescription.

Before using Fostex Cream

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

Young children may be at increased risk of unwanted effects because of increased absorption of salicylic acid through the skin. Products containing salicylic acid should not be applied to large areas of the body or used for long periods of time in infants and children.

Geriatric

Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information comparing use of salicylic acid and sulfur combination in the elderly with use in other age groups.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Interactions with medicines

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.

• Ketorolac

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are presc...