What is Riax?
Benzoyl peroxide is antibacterial. Riax is used for acne. There are several brands and forms of benzoyl peroxide. This leaflet does not list all brands. Riax can be used in other ways than those listed.
Side effects of Riax
Riax may cause an allergic reaction that is rare but can be severe. These reactions can occur within minutes of applying the medication or even a day later.If you experience any of the following symptoms, stop using Riax immediately and seek emergency medical attention: hives; itching; difficulty breathing; feeling lightheaded; swelling on your face, lips, or tongue; swelling in your throat.
If you notice any of the following side effects, stop using benzoyl and call your doctor immediately.
- Itching or burning that is severe
- A severe stinging sensation or redness.
Riax can cause the following side effects:
- Mild stinging and burning;
- Itching or tingling feeling
- Skin dryness, flaking, or peeling
- Redness or other irritation.
There may be other side effects. For medical advice on side effects, call your doctor. Contact the FDA by dialing 1-800-FDA-1088 in order to report side effects.
Warnings
Benzoyl peroxide may cause a serious allergic reaction, such as hives or itching, and severe skin irritation. If you experience any of these symptoms, stop using the medicine immediately.
Before you take this drug
If you are allergic or have any of the following:
- Very sensitive skin
If you suffer from skin disorders or allergies, ask your doctor or pharmacist whether Riax can be used safely.Consult your doctor before taking this medication if you're pregnant or nursing.This medicine should not be given to children without consulting a doctor.
How to take Riax?
Riax may cause an allergic reaction, which can be severe. You should test the medicine first to determine if it is right for you. Apply a small amount of medicine to one or two small acne spots every day for three days. On the fourth day, if there is no reaction to the medicine, you can use the full amount prescribed.Adhere to any instructions printed on the label or given by your physician.Take it only by mouth. Topical medicines are only to be used on the skin. Use only on the skin. Do not apply to open wounds, sunburnt, windburned, or irritated areas. Riax should not be used on open wounds or areas with eczema. Use this medication only after these conditions have healed.After applying the medication, wash your hands.The skin that needs to be treated should be cleaned and blotted dry. Apply a thin layer of benzoyl peroxide and gently rub it in.Please read and follow all instructions for use that come with your medication. If you don't understand the instructions, ask your doctor or pharmacist.Shake the medication before every use.Cover the treated area only if your doctor tells you to.Benzoyl peroxide can bleach fabrics or hair. Do not let this medication come into contact with your clothing or hair.Your symptoms may not improve for several weeks. Continue to take the medication according to instructions, and inform your doctor if you do not see improvement in your symptoms.Store away from heat and moisture at room temperature.
What happens if I miss the dose?
If you are close to your next dose, skip the missed dose. Never apply two doses at once.
What happens if I overdose?
Call 1-800-222-1222 for poison help or seek immediate medical attention.
What should be avoided?
Rinse your mouth and eyes with water if Riax has gotten into your eyes.Avoid skin products that can cause irritation. These include harsh soaps and shampoos, permanent hair dyes or chemicals, hair removal or waxes, as well as skin products containing alcohol, spices, astringents, or lime.Avoid tanning beds or exposure to the sun. When you're outdoors, wear protective clothing and use sunblock with SPF 30 or higher.
Interaction with other drug
Benzoyl peroxide can cause serious skin irritation if you apply it while using topical medicine. Some brands that contain tretinoin are Renova Retin A, Tretin X, and others.Other drugs that you take are unlikely to affect the medicine applied to your skin. Many drugs interact with each other. Inform your healthcare providers of all the medicines you take, including vitamins and herbal remedies.
