As a former smoker, current nicotine gum addict, I'm surprised CVS hasn't advertised its massive price difference on it and nicotine patches in addition to thei

As a former smoker, current nicotine gum addict, I'm surprised CVS hasn't advertised its massive price difference on it and nicotine patches in addition to their not selling tobacco. I can buy (generic CVS branded) nicotine gum for half of what Walgreens branded generic goes for, in basically the same form factor, same strength, etc.