Does Naproxen (Aleve) cause weight gain?
The honest answer from the FDA-approved label for Naproxen (Aleve)— what the trials actually reported, not the “every drug makes you gain weight” folklore.
What the label reports
The label lists "weight changes" as a nonspecific adverse reaction under Metabolic and Nutritional effects, with no direction (gain or loss) and no rate given, so it does not establish a specific weight-gain or weight-loss effect. Separately, it tells patients to watch for unexplained weight gain as a possible sign of fluid retention or heart failure and to contact their provider — a warning sign, not a claimed metabolic effect on body weight.
Frequently asked questions
Does Naproxen cause weight gain?
Not by the evidence. Naproxen's FDA label does not report a systematic weight-gain effect (details above) — which matters, because "this drug makes you gain weight" is repeated online for almost every medication. Individual people can still see the scale move for other reasons (appetite returning as a condition improves, fluid, lifestyle), so track your own trend and raise it with your prescriber.
How much weight can Naproxen cause?
The label reports what the trials found (above) and does not hand out a single number that applies to everyone — weight change depends on dose, duration, your starting point, and why you are taking the drug. If your weight is changing in a way that bothers you, that is a specific, fixable conversation with your prescriber, not a reason to quit abruptly.
Does the weight come off after stopping Naproxen?
Often at least partly, when the drug's effect on appetite or metabolism was the cause — but that is individual, and some weight tracks lifestyle rather than the drug. Never stop a medication just to lose weight without talking to the prescriber first; for several of these drugs abrupt stopping has its own risks.
More guides for Naproxen
Source
Naproxen — DailyMed FDA label (§8.1 Pregnancy; Adverse Reactions) ↗
Other drugs: Amitriptyline · Amlodipine · Bupropion · Citalopram · Duloxetine · Escitalopram · Fluconazole · Fluoxetine · Gabapentin · Ibuprofen · Levothyroxine · Metformin · Mirtazapine · Olanzapine · all drugs.
The weight information is what the drug’s FDA-approved label reports from its trials. This is general reference information, not medical advice, and weight change is individual — do not start or stop a medication to change your weight without your prescriber.