What is the best non hormonal treatment for hot flashes?

Short answer: for most people the most effective non‑hormonal treatments are certain antidepressants (SSRIs/SNRIs — e.g., paroxetine or venlafaxine), gabapentin, and behavioral therapies (CBT). Which is “best” depends on your medical history, other meds (especially tamoxifen), side‑effect tolerance, and whether daytime or nighttime hot flashes are worse.

Options to consider (with brand names and why):

• Paroxetine (Brisdelle®) — FDA‑approved specifically for menopausal hot flashes; effective at low dose. Important: paroxetine can block the action of tamoxifen, so it’s usually avoided in women taking tamoxifen for breast cancer. Side effects can include drowsiness, sexual side effects, and withdrawal if stopped abruptly.

• Venlafaxine (Effexor®) or desvenlafaxine (Pristiq®) — strong evidence for reducing frequency and severity of hot flashes; often a good alternative when paroxetine is not appropriate. Side effects: nausea, increased blood pressure in some people, nervousness.

• Gabapentin (Neurontin®) — particularly helpful for nighttime hot flashes and sleep disturbance; often used when antidepressants aren’t tolerated. Side effects: dizziness, sedation, unsteadiness.

• Clonidine (Catapres®) — modest benefit for some; can be useful if other meds aren’t suitable. Side effects: dry mouth, dizziness, low blood pressure.

• Oxybutynin (Ditropan®) — evidence for benefit in some studies at low doses; often used off‑label. Side effects are anticholinergic (dry mouth, constipation, urinary retention) and can affect cognition in older adults.

Non‑drug and behavioral approaches (often best used together with meds or alone if you prefer no meds):

• Cognitive behavioral therapy (CBT) for menopausal symptoms — reduces how much hot flashes bother you even if frequency doesn’t fall as much. Recommended by multiple guidelines. If you prefer online options, look for therapists/ programs through menopause telehealth clinics such as Gennev, Evernow, or Maven Clinic (they offer menopause specialists and CBT/coaching).

• Mindfulness, paced breathing, and relaxation training — small to moderate benefit and no medication side effects.

• Practical cooling strategies and products —: moisture‑wicking sleepwear/sheets (Cool-jams®, SHEEX®), bed cooling systems (ChiliSleep/ChiliPad®), and a good bedside fan — inexpensive, immediate relief for many people.

• Lifestyle measures — regular aerobic exercise, stopping smoking, avoiding spicy foods/alcohol/large meals at night, and keeping bedroom cool can reduce triggers.

Other options to discuss with your clinician:

• Stellate ganglion block (procedure) has emerging evidence but is invasive and not standard first line.
• Herbal supplements (black cohosh, soy/isoflavones) have mixed/variable evidence and quality; discuss with your clinician before trying.

How to choose

• If you want a medication with strong evidence and are not on tamoxifen: paroxetine (Brisdelle) or an SNRI (venlafaxine/desvenlafaxine) are common first choices.
• If nighttime hot flashes and sleep problems predominate: gabapentin often helps.
• If you prefer no medication or want to reduce how much hot flashes bother you: CBT/mindfulness plus cooling strategies.
• If you have breast cancer or take tamoxifen: avoid paroxetine; venlafaxine is often preferred (confirm with your oncologist).

Next step Talk with your primary care clinician, gynecologist, or a menopause specialist to pick the best option for your situation and review interactions/side effects. If you’d like, tell me whether you have breast cancer or take tamoxifen, which symptoms bother you most (day vs night), and whether you prefer medication vs non‑drug approaches — I can suggest a more specific plan.