The proposed rule included cigarettes, cigarette tobacco, roll-your-own tobacco, most cigars, and pipe tobacco. It does not, however, include e-cigarettes, nicotine pouches, non-combusted cigarettes, waterpipe tobacco, smokeless tobacco products, or premium cigars.

The FDA has proposed caps on nicotine in cigarettes. The potential rule could reduce the concentration of nicotine in cigarettes by more than half.

The move could help millions of Americans quit smoking while preventing many more from becoming addicted. The proposed rule, published Wednesday in a 334-page report, would cap nicotine levels in cigarettes and other tobacco products,