Will your medication affect weight?
Clinical research-based estimates
Medical Disclaimer: This tool provides general educational estimates. Always consult your prescribing physician or healthcare provider before making medication changes or interpreting results from population-based models.
Frequently Asked Questions
Mirtazapine, paroxetine, and TCAs like amitriptyline. Bupropion is often weight-neutral.
Antidepressants may increase visceral fat even when total weight change is modest.
Minimal in first 4-8 weeks, more significant months 2-6. Often stabilizes after 6-12 months.
Regular exercise (150+ min/week), higher protein, nutrient-dense foods may help.
Methodology
Uses medication-specific gain factors from clinical trials. Duration scaling: 0.5x at 1 month to 1.4x at 24 months.
Weight gain varies by antidepressant. Mirtazapine and paroxetine highest. Bupropion weight-neutral. Changes appear after 2-3 months.
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