Vicks Sinex ExtraFresh nasal spray

Vicks Sinex is a long-standing brand of nasal decongestant sprays and capsules. The Vicks brand was originally founded in Greensboro, North Carolina, USA, by pharmacist Lunsford Richardson in the late 19th century. Richardson originally developed the products under the name Richardson's Croup and Pneumonia Cure Salve, which later became the world-famous Vicks VapoRub.

Today, the brand is owned by the American multinational consumer goods corporation Procter & Gamble (P&G). Manufacturing for Vicks Sinex occurs in multiple locations globally, including the United States, Germany, and Mexico, to serve various international markets including Australia and New Zealand. In Australia, the product is distributed by the local subsidiary, Procter & Gamble Australia Pty Ltd, ensuring that the formulations meet local pharmaceutical standards.