https://www.healthcentral.com/article/is-it-okay-to-use-expired-copd-medicine
COPD

Is it Okay to Use Expired COPD Medicine?

    John Bottrell

    John Bottrell

    John Bottrell is a registered Respiratory Therapist. He wrote for HealthCentral as a health professional for Asthma and Chronic Obstructive Pulmonary Disease (COPD).