Unsolved – The Scary Story of the Tylenol Killings

Unsolved - The Scary Story of the Tylenol Killings


The tragic medical puzzle initiated on September 29, 1982, when 12-year-old Mary Kellerman from Elk Grove Village, a Chicago suburb, confided in her parents about her sore throat and nosebleeds.

After ingesting a single Tylenol capsule, Mary Kellerman tragically passed away at 7 a.m. that same morning. Her sudden death sent shockwaves throughout the nation within a week.

Adam Janus, a 27-year-old postal worker from Arlington Heights, Illinois, tragically passed away later that day, initially suspected to be from a heart attack. Subsequent investigations unveiled that he had actually succumbed to cyanide poisoning. Upon hearing the news, his siblings, Stanley and Teresa, residing in Lisle, Illinois, hurried to aid their beloved brother.

Tragically, both Stanley and Teresa experienced headaches that day and, by unfortunate chance, each used a capsule or two of Tylenol from the bottle Adam had used the day before as a remedy. Adding to the intensity of the situation, Stanley passed away on the same day, and Teresa succumbed two days later.

In the following days, three more mysterious deaths unfolded. Among the deceased were Mary McFarland, 35, from Elmhurst, Illinois, Paula Prince, 35, from Chicago, and Mary Weiner, 27, from Winfield, Illinois. A common thread linking these fatalities was the ingestion of Tylenol shortly before their deaths.

the correlation between Tylenol usage and instances of mortality

the initial days of October 1982, investigators disclosed a connection between Tylenol, the leading pain reliever in the United States at that time, and the series of poisoning-related deaths. Gelatin-based capsules were in vogue then due to their thinner profile and easier swallowing. But tragically, each victim had ingested a Tylenol capsule unknowingly laced with a fatal dosage of cyanide. In

At that time, McNeil Consumer Products, a subsidiary of the healthcare conglomerate Johnson & Johnson, was responsible for manufacturing Tylenol. Following the tragic sequence of events, the company issued a warning and promptly initiated a recall of over 31 million bottles of Tylenol, backed by widespread media coverage and support.

sinvestigation and suspect

In early October, Tylenol capsules were discovered in various grocery and drug stores across the Chicago area, fortunately not yet sold or consumed. McNeil and Johnson & Johnson responded by offering a reward for information regarding the individuals behind these random murders.

The case posed an immense challenge for law enforcement, the pharmaceutical company, and the public. Johnson & Johnson confirmed that cyanide was introduced into Tylenol post-manufacturing at the drug factory. Investigators surmised that the tampering occurred when bottles were removed from shelves in local stores, cyanide was added to the capsules, and then resold.

Regrettably, to this day, the culprits behind these tragic murders remain at large, evading identification and capture.

James W. Lewis

In the midst of the crisis, a man named James Lewis sent a letter to Johnson & Johnson, claiming to be the Tylenol killer and demanding a ransom of $1 million to halt further incidents. Subsequent investigations, however, revealed that Lewis resided in New York and was not linked to the events in Chicago. Nevertheless, he faced extortion charges and received a 20-year prison sentence, being released in 1995 after serving 13 years.

Before the 1982 crisis, Tylenol held over 35 percent of the painkiller market. However, following the murders, that share plummeted to below 8 percent within a few weeks. Johnson & Johnson executives swiftly responded to salvage their company’s plummeting reputation and market standing.

Enhancing Product Safety in Response to Tragedy

Johnson & Johnson implemented new product safety measures and introduced tamper-resistant medicine bottles to enhance customer protection in the future.

While the tragedies caused by product tampering cannot be reversed, these events led pharmaceutical companies to prioritize product safety. The deaths associated with Tylenol painkillers triggered a series of crucial steps aimed at ensuring the safety of the drug for the millions of people who rely on it.