The pick: nicotine first
If you are deciding which addiction to attack first, pick nicotine. Not because it is mild. Nicotine is brutally habit-forming, and most people who smoke meet dependence criteria. Pick it because the quit tools are proven and the withdrawal curve is predictable. Nicotine withdrawal runs days to weeks: irritability, restlessness, strong cravings, appetite changes. You can also treat it with FDA-approved medication plus counseling, which the CDC calls the most effective combination.
Cannabis is the harder comparison
Cannabis use disorder is less common than nicotine dependence but more variable. NIDA puts cannabis dependence at roughly 9% of people who ever use it, 17% of those who start in adolescence, and 25% to 50% of daily users. Withdrawal looks different: irritability, insomnia, rebound anxiety, appetite loss, and craving that can last a couple of weeks. There is no FDA-approved medication for cannabis use disorder. Treatment is behavioral, mainly CBT, motivational enhancement, and contingency management.
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Where convenience flips the risk
Convenience is the deciding factor in initiation. A disposable vape or a THC pen removes preparation, smell, and social friction, so both habits fit into a lunch break. That raises total exposure, and total exposure drives dependence risk. For nicotine, convenience products increased youth initiation. For cannabis, high-potency concentrates and vapes raise THC dose per hit, so the same convenience that makes a habit easy to hide also makes it harder to taper. If you are quitting, make the convenient version inconvenient: remove the device, not just the supply.
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Options if nicotine is your target
- Combination nicotine replacement: patch for baseline plus gum or lozenge for cravings. Evidence supports combining forms.
- Prescription options: varenicline or bupropion through a clinician, with a set quit date.
- Quitline and text support: 1-800-QUIT-NOW in the US connects to state programs.
- Change the format: if disposables are your trigger, switch to a product that requires more steps, then taper.
Options if cannabis is your target
- CBT or motivational enhancement therapy: structured sessions target triggers and relapse planning, the SAMHSA-recommended core.
- Contingency management: small rewards for clean urine tests work better than willpower alone for heavy use.
- Taper with flower or low-potency products instead of vape pens, which deliver high THC with little feedback.
- Treat sleep and appetite directly, since those symptoms drive early relapse.
Bottom line
Nicotine addiction is the cleaner first target: faster withdrawal, better medication options, more measurable progress. Cannabis addiction is the one where convenience and potency have outpaced treatment. If you use both, quit nicotine first while you build the behavioral support for cannabis. Then remove the convenient delivery method that keeps the cannabis habit on autopilot.