Several website operators recently received warning letters from the US Food and Drug Administration (FDA). The reason? They were illegally selling opioids online.

The US Food and Drug Administration (FDA) has approved the first non-opioid treatment option for managing opioid withdrawal symptoms.

The US Food and Drug Administration (FDA) has issued a mandatory recall for kratom products due to a risk of salmonella.

Opioid overdoses are continuing their rapid upward trend, according to new data from the Centers for Disease Control and Prevention (CDC).

Opioid use may increase your risk of infectious diseases like pneumonia and meningitis, according to a new study.

The US Food and Drug Administration (FDA) has issued a warning about unapproved products that claim to help with opioid addiction and withdrawal.

There's good news and bad news about how adolescents in the United States are using substances like nicotine, marijuana and opioids.

Performance-enhancing drugs sold online could come with inaccurate labels, according to a new study.

The US Food and Drug Administration (FDA) has approved the marketing of the first device meant to help reduce opioid withdrawal symptoms.

A large portion of people who used opioids reported misusing them, according to a new study.