Which prescription medication was featured in the first direct-to-consumer (DTC) television advertisement in the United States?

Pharmaceutical advertising has dramatically transformed healthcare consumer behavior since regulations changed in the 1990s. Before this watershed moment, prescription drug marketing was primarily directed at healthcare providers. The first televised direct-to-consumer (DTC) pharmaceutical ad marked a pivotal shift in how medical products reach patients, influencing everything from patient-doctor conversations to prescription rates. Can you identify which medication broke this advertising barrier?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Claritin (loratadine) for allergies
Prozac (fluoxetine) for depression
Lipitor (atorvastatin) for high cholesterol
Viagra (sildenafil) for erectile dysfunction