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Body area · feet

Excessive foot sweating: symptoms and treatments

Foot sweating often starts with a strong antiperspirant or iontophoresis. Botox and sweat-reducing pills are later options. Keeping feet dry also lowers the risk of sore skin and infection.

When another cause may need to be checked

  • The common pattern affects both feet and starts early in life. See a clinician if it starts suddenly, affects one foot, or comes with other symptoms.
  • Foot odor and athlete's foot are separate problems, though sweat can make them worse.

Common patterns and symptoms

  • • Wet feet inside shoes throughout the day
  • • Slipping inside shoes or lasting foot odor
  • • Sweating on both feet that began in childhood or adolescence
  • • Soft, peeling, or infected skin from constant moisture
  • • Footwear deterioration; need to change socks one or more times daily

Treatment options

Strong aluminum chloride antiperspirants are a common first step. Iontophoresis uses tap water and a small electrical current. Off-label Botox and sweat-reducing pills may help when those options are not enough.

Skin care and shoes

Constant moisture can soften skin, cause blisters, and raise the risk of fungal or bacterial infection. Wear breathable shoes, change damp socks, and let shoes dry between uses. Treat athlete's foot if it is present.

Why Qbrexza and Sofdra don't apply

Qbrexza and Sofdra are approved only for underarm use. Their main studies did not test foot sweating. Better-studied foot options include aluminum chloride and iontophoresis.

When to seek in-person evaluation

See a clinician for lasting infection, an open sore, pain, sudden new sweating, or sweating in one foot. People with diabetes should get foot sores or infections checked soon.

Sweating check

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Answer four short questions about how sweating affects your daily life.

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Treatment options for this type of sweating

Step 01

Antiperspirants applied to the skin

first line
1 option
Step 02

Iontophoresis

early escalation
1 option
Step 03

Pills that reduce sweating

2 options

pill that reduces sweating

Robinul

Used for
underarms, hands, feet, face and scalp, several areas, most of the body
Type
Pill
Read Robinul →

pill that reduces sweating

Ditropan

Used for
underarms, hands, feet, face and scalp, several areas, most of the body
Type
Pill
Read Ditropan →
Step 04

Injectable and in-office procedures

established botox only
1 option

Botox

Botox

Used for
underarms, hands, feet, face and scalp, groin and skin folds
Type
Injection
Read Botox →

Frequently asked

Is foot odor the same problem as foot sweating?
No. Bacteria cause most foot odor, though damp skin helps them grow. Reducing sweat may help. Lasting odor, rash, or itching may need its own treatment.
Can I do iontophoresis on hands and feet with the same device?
Many home devices include trays for both hands and feet. Underarm pads may cost extra. Check what comes with the device before buying it.
Does ETS surgery work for foot sweating?
Surgery for foot sweating is rare. It can cause lasting sweat in other body areas, and safer options are available.

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