Many medications can cause side effects. A side effect is an unwanted response to a medication when it is taken in normal doses. Side effects can be mild or severe, temporary or permanent. The side effects listed below are not experienced by everyone who takes Tridesilon (Desonide). If you are concerned about side effects, discuss the risks and benefits of Tridesilon (Desonide) with your doctor.

The following side effects have been reported by at least 1% of people taking Tridesilon (Desonide). Many of these side effects can be managed, and some may go away on their own over time.

Contact your doctor if you experience these side effects and they are severe or bothersome. Your pharmacist may be able to advise you on managing side effects.

• burning, dryness, irritation, itching, or redness of skin (usually mild and temporary)
• increased redness or scaling of skin sores (usually mild and temporary)
• mild, temporary stinging at the site of application (lotion only)
• skin rash (usually mild and temporary)

Although most of the side effects listed below don't happen very often, they could lead to serious problems if you do not check with your doctor or seek medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

• blood-containing blisters on skin
• burning and itching of skin
• lack of healing of skin condition
• painful, red or itchy, pus-containing blisters in hair follicles
• skin discoloration
• skin infection
• "spider veins" or blood vessels visible through the skin
• thinning of skin with easy bruising

Additional side effects may occur if Tridesilon (Desonide) is used for long periods of time. Check with your doctor as soon as possible if any of the following side effects occur:

Some people may experience side effects other than those listed. Check with your doctor if you notice any symptom that worries you while you are taking Tridesilon (Desonide).

Ask your pharmacist or doctor for details.

Do not take Tridesilon (Desonide) if you:

• are allergic to Tridesilon (Desonide) or to any of the ingredients of the medication
• have any viral skin lesions
• have Chickenpox
• have herpes simplex
• have Tuberculosis of the skin
• have untreated fungal or bacterial skin lesions
• have vaccinia

There may be an interaction between Tridesilon (Desonide) and any of the following:

• other medications applied to the skin that contain corticosteroids or that have irritating effects

If you are taking any of these medications, speak with your doctor or pharmacist. Depending on your specific circumstances, your doctor may want you to:

• stop taking one of the medications,
• change one of the medications to another,
• change how you are taking one or both of the medications, or
• leave everything as is.

An interaction between two medications does not always mean that you must stop taking one of them. Speak to your doctor about how any drug interactions are being managed or should be managed.

Medications other than those listed above may interact with Tridesilon (Desonide). Tell your doctor or prescriber about all prescription, over-the-counter (non-prescription), and herbal medications you are taking. Also tell them about any supplements you take. Since caffeine, alcohol, the Nicotine from cigarettes, or street drugs can affect the action of many medications, you should let your prescriber know if you use them.

Before you begin using a medication, be sure to inform your doctor of any medical conditions or Allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should apply Tridesilon (Desonide).

Tell all health professionals involved in your care that you have been using topical (skin-applied) corticosteroids.

Absorption: When Tridesilon (Desonide) is used over large areas for prolonged periods and under dressings that don't breathe, it is possible that enough medication will absorb into the bloodstream to cause unwanted side effects. Therefore, it is advisable to use Tridesilon (Desonide) for brief periods only and to stop using it as soon as the problem clears.

Infection: Corticosteroids, such as Tridesilon (Desonide), that are applied to the skin may increase the risk of developing a skin infection. Contact your doctor if you notice any increased redness, swelling, heat, or pain around the area where the medication is applied, as these are possible signs of infection.

Pregnancy: Tridesilon (Desonide) should not be used during pregnancy unless the benefits outweigh the risks. Topical corticosteroids should not be used by pregnant women over large areas of the body, in large amounts, or for prolonged periods of time. If you become pregnant while using Tridesilon (Desonide), contact your doctor immediately.

Breast-feeding: It is not known if Tridesilon (Desonide) passes into breast milk. If you are a breast-feeding mother and are using Tridesilon (Desonide), it may affect your baby. Talk to your doctor about whether you should continue breast-feeding.

Children: Children may be more likely to experience the side effects when using Tridesilon (Desonide). The use of Tridesilon (Desonide) by children should be limited to the smallest amount that will be effective. Discuss with your doctor the risks and benefits of the use of Tridesilon (Desonide) by children.