A nationwide shortage of two drugs touted as possible treatments for the coronavirus is being driven in part by doctors inappropriately prescribing the medicines for family, friends, and themselves, according to pharmacists and state regulators.

“It’s disgraceful, is what it is,” said Garth Reynolds, executive director of the Illinois Pharmacists Association, which started getting calls and emails Saturday from members saying they were receiving questionable prescriptions. “And completely selfish.”

Demand for chloroquine and hydroxychloroquine surged over the past several days as President Donald Trump promoted them as possible treatments for the coronavirus and online forums buzzed with excitement over a small study suggesting the combination of hydroxychloroquine and a commonly used antibiotic could be effective in treating COVID-19.