Nicotine gum and patches release nicotine into the bloodstream of the smoker who is trying to quit.

The outer part of the patch sticks to your skin, while the inner portion slowly releases nicotine into your skin.

Unlike dipping tobacco, it is not ground and must be manually crushed with the teeth to release flavor and nicotine.

Gum and lozenges slowly release nicotine into your mouth.

A nicotine patch is a transdermal patch that releases nicotine into the body through the skin.

Prescription versions release nicotine through the skin in smaller and smaller doses to wean smokers.

A nicotine patch sticks to your skin and slowly releases nicotine into your bloodstream.

The products release much less nicotine into the bloodstream than smoking, he said.

Nicotine gum and lozenges release nicotine slowly into the mouth.

The small adhesive patches release nicotine into the bloodstream to quell the smoker's cravings for cigarettes.