Empty shelves where hand sanitizer gels sold out in a London drug store on February 4, 2020.

Demand for hand sanitizer is surging around the globe as the new coronavirus spreads, prompting retailers to ration supplies and online vendors to hike prices.

Sales of hand sanitizers and similar products have swelled across several international markets since the COVID-19 outbreak began in January. The virus, which originated in China, has now spread to more than 60 countries.