Matrixx Initiatives, Inc., through its subsidiaries, engages in the development, production, marketing, and sale of over-the-counter (OTC) healthcare products. It offers Zicam Cold Remedy nasal pump, a homeopathic nasal gel that reduces the duration and severity of the common cold; Zicam Cold Remedy Swabs for consumers, who dislike nasal sprays; and Zicam Cold Remedy Chewables, Zicam Cold Remedy RapidMelts, Zicam Cold Remedy Oral Mist, Zicam Cold Remedy RapidMelts + Vitamin C, and Zicam Cold Remedy RapidMelts + Vitamin C and Echinacea, which are oral cold remedy products that deliver a dose of ionic zinc to the oral mucosa. The company also provides Zicam Allergy Relief, a homeopathic nasal gel formula to control allergy symptoms for sufferers of hay fever and upper respiratory allergies; Zicam Extreme Congestion Relief, a nasal gel for relief of nasal congestion and sinus pressure; and Zicam Sinus Relief that provides the benefit of the product with the aromatic strength of a cooling menthol/eucalyptus blend. In addition, it offers Zicam Cough Spray products to deliver cough relief and soothe throat irritation, including Zicam Cough Max, a liquid spray formulation that provides relief. Further, the company offers Zicam Multi-Symptom Cold and Flu Relief products, which utilize a spoon dosing delivery to provide relief of cold and flu symptoms; and Xcid, a creamy antacid product. It sells products directly to food, drug, mass market, and wholesale warehouse retailers in the United States, as well as to distributors that sell to retail establishments under the Zicam, Nasal Comfort, and Xcid brands. The company was formerly known as Gum Tech International, Inc. and changed its name to Matrixx Initiatives, Inc. in June 2002. Matrixx Initiatives, Inc. was founded in 1991 and is _base_d in Scottsdale, Arizona.