Are you really allergic to penicillin? Affiliate

Are you really allergic to penicillin?

The Medicine Cabinet: Ask the Harvard Experts A: Allergies to penicillin are the most commonly reported medication allergy. This can…

Cause of canker sores unknown, but simple measures can provide relief Affiliate

Cause of canker sores unknown, but simple measures can provide relief

The Medicine Cabinet: Ask the Harvard Experts  Q: I get canker sores about two to three times per year. Generally…