How to pronounce“sulfas”in English

The penicillins pretty much replaced the sulfas during World War two, treating sexually transmitted diseases, burns, heart infections, scarlet fever, pneumonia, and infections of the skin,

This is good news for me by the way because I am allergic to sulfas as I found out when I took one and became a giant puff.

Sulfanilamide was only the first of a whole class of antibacterial drugs, the sulfonamides, or sulfas.

—a researcher working in the same lab that synthesized mepacrine—discovered sulfanilamide, the first drug that broadly treated a whole bunch of diseases caused by bacteria. He was awarded the Nobel in 1939… which he was