Early antibiotic Crossword Clue

Today's (23 May 2019) crossword provided to us by USA Today and the clue is "Early antibiotic".
The right answer or rather the best answer listed below:

Understanding Today's Crossword Puzzle

In today's crossword puzzle, the clue "Early antibiotic" corresponds to the answer "SULFADRUG." This answer fits the clue for the following reasons:

1. Sulfa Drugs Development: Sulfadrug, short for sulfonamide drug, refers to a group of synthetic antibacterial agents that were among the first antibiotics developed in the 1930s.
2. Historical Significance: Sulfonamide drugs, including Sulfadrug, played a crucial role in early antibiotic therapy, particularly during World War II and the years following, before the discovery and widespread use of penicillin.
3. Antibacterial Properties: The term "SULFADRUG" accurately represents a class of antibiotics that inhibit bacterial growth by interfering with folic acid synthesis, an essential component for bacterial replication.

Given these factors, "SULFADRUG" serves as the fitting answer to the clue "Early antibiotic" in today's crossword puzzle.

 The Crossword clue "Early antibiotic" published 2 time/s & has 2 answer/s. 

Crossword	Date	Answer
USA Today	23 May 2019	SULFADRUG
L.A. Times Daily	14 December 2018	SULFA