You’ve been itching to avoid this antibiotic — maybe for no reason.

Penicillin was discovered in 1928 by a Scottish bacteriologist. The medication has since become a common treatment for a range of bacterial infections, including strep throat , pneumonia, skin infections and certain urinary tract infections .

But not everyone can tolerate penicillin. People allergic to the drug may suffer hives, itchy skin, a rash or, in severe cases, a potentially life-threatening reaction known as anaphylaxis upon exposure. 4

These patients may struggle to breathe, feel dizzy or experience facial swelling.

The good news is that penicillin allergies are far less common than once believed .

Studies have shown that over 90% of people who report a penicillin allergy aren’t actually allergi

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