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Drug Safety

Adverse drug events (ADE)

ADEs are when a medication leads to a negative or harmful effect. ADEs are responsible for more than 1.5 million emergency room visits each year…

Jun 18, 2026

Off Label

Off label refers to the unapproved use of an approved drug, often to manage conditions for which no specific or adequate treatment exists. This practice…

Jun 18, 2026

Generic Drugs

A generic drug is a medication designed to match an approved brand-name drug in almost every way: dosage form, safety, strength, route of administration, quality,…

Jun 18, 2026

Box warning

Box warnings, commonly referred to as “black box warnings,” are the strongest warnings issued by the FDA, indicating that a medication may cause serious or…

Jun 18, 2026

Biosimilar

A biosimilar is a biologic medicine that has been developed to closely match an existing FDA-approved biologic. Both biologics and biosimilars are products made from…

Jun 18, 2026

Pharmaceutical pollution

Drugs can get into our waterways through wastewater (in our urine) and improper disposal of unused drugs, causing pharmaceutical pollution. At trace amounts, pharmaceuticals have…

Jun 18, 2026

Comorbidity

Comorbidity refers to the presence of one or more health conditions alongside a primary condition. For example, if someone has diabetes but also experiences high…

Jun 18, 2026

Polypharmacy

When someone is taking five or more medications on a regular basis, this is called polypharmacy. The United States has one of the highest rates…

Jun 18, 2026

Pharmacovigilance

According to the World Health Organization (WHO), pharmacovigilance describes the science and efforts behind drug safety. This includes drug testing in clinical trials and the…

Jun 18, 2026

Overprescribing

Overprescribing means prescribing a drug (or drugs) when it’s not clinically necessary. This can lead to increased side effects and public health issues. A 2018…

Jun 18, 2026

Drug Cascades

Also known as “prescribing cascades,” drug cascades occur when a medication is prescribed to treat the side effects of an original drug you are on.…

Jun 18, 2026

Disease Mongering

Sometimes referred to as “selling sickness,” disease mongering is when pharmaceutical companies (sometimes working with healthcare professionals and patient groups) overstate the severity of minor…

Jun 18, 2026

Deprescribing

Deprescribing is when a physician reduces a medication to the lowest effective dose, or discontinues it altogether. This typically occurs when a patient’s condition changes…

Jun 18, 2026

Deintensifying

Deintensifying is when you lower the dosage of a drug or stop taking it

Jun 18, 2026

Contraindication

When a drug or medical procedure could harm a patient, the advice not to use it is called a contraindication. There are two kinds of…

Jun 18, 2026

What is unbiased drug-safety journalism worth to you?

We think it’s invaluable — and hope you agree. Our work is made possible by donations from readers like you.

What is Unbiased Drug-Safety Journalism Worth to You?

We think it’s invaluable — and hope you agree. Our journalism is made possible by donations from readers like you.

As a nonprofit, we don’t take a dime from pharmaceutical or supplement companies. That means we can report on the benefits, risks, and alternatives to prescription and over-the-counter drugs free from corporate pressure or influence.