Managing Hot Flashes: Lifestyle Strategies for Relief

Hot flashes (vasomotor symptoms) affect ~75% of perimenopausal women. A stepwise approach combines lifestyle, non-hormonal, and hormonal therapies.

Lifestyle Modifications (First-Line)

Thermoregulation: Layered clothing, portable fan, cool bedroom (65–68°F), cold water sip at onset.
Trigger avoidance: Spicy food, caffeine, alcohol, hot beverages, stress, smoking.
Weight management: Higher BMI → worse VMS; 5–10% weight loss improves symptoms.
Exercise: 150 min/week moderate aerobic + resistance training. Reduces frequency/severity.
Mind-body: CBT, mindfulness, paced respiration (6 breaths/min), clinical hypnosis – evidence for reduction.

Indication: Moderate-severe VMS interfering with quality of life.
Regimen: Estrogen alone (hysterectomized) or estrogen + progestogen (uterus intact).
Route: Transdermal preferred (lower VTE risk). Lowest effective dose.
Timing: Initiate <10y post-menopause or <60y for best benefit/risk (WHI).
Contraindications: Active VTE, stroke, CAD, breast cancer, unexplained vaginal bleeding, liver disease.

Black cohosh, soy isoflavones, red clover – inconsistent results; not regulated.
Acupuncture – some RCTs show benefit; mechanism unclear.

Individualize with healthcare provider. Reassess annually.

Agent	Dose	Evidence	Notes
Paroxetine (SSRI)	7.5 mg HS (Brisdelle®)	FDA-approved for VMS	Low dose; sexual side effects possible
Venlafaxine (SNRI)	37.5–75 mg	Strong evidence	BP monitoring
Gabapentin	300–900 mg HS	Effective, esp. night sweats	Dizziness, sedation
Fezolinetant (NK3 antagonist)	45 mg daily	New (2023), non-hormonal	Liver monitoring
Oxybutynin	2.5–5 mg BID	Moderate evidence	Anticholinergic side effects