how long has tylenol been on the market

Tylenol has been on the market for about 70 years, first introduced in 1955 and remaining widely used ever since.

Quick timeline

• 1955: McNeil Laboratories introduces Tylenol Elixir for Children as an acetaminophen-based fever and pain reliever, initially positioned as a non-aspirin option for kids.

• Late 1950s–1960s: Children’s Tylenol products move to over-the-counter status, and adult-strength Tylenol tablets are launched.

• Since then: Tylenol has remained a major over-the-counter pain and fever medication worldwide, now available in many formulations and strengths.

So, from 1955 to 2026, Tylenol has been on the market for roughly 71 years.