How to use Dermadry
FOR HANDS, FEET & UNDERARMS
Watch a Demo
What’s included?
Upgraded Features
Technical data
Contraindications
DO NOT use this device if you have any of the following conditions:
NOTE: If in doubt, please contact your health professional.
- Cardiac pacemaker
- ICD (implantable cardioverter defibrillator)
- Suspected or diagnosed heart problems (e.g. cardiac arrhythmia)
- Seizure disorders (epilepsy)
- Pregnant or suspected pregnancy
- Metal-containing intrauterine device (IUD)
- Metallic implants
- Large skin lesions and lesions that cannot be covered with petroleum jelly
- Numbness in the treated areas
- Infections or irritated skin
- Impaired sensation in hands, underarms or feet (e.g. polyneuropathy)
- Malignant disorders in the area of application
- Severe vascular disorders (e.g. local inflammation or thrombosis)
NOTE: If in doubt, please contact your health professional.
Side effects
You may experience the following temporary side effects:
- Irritation, skin reddening (erythema), burning sensation, small blisters (vesiculation), and itching (pruritus). Wait until symptoms disappear completely before starting your next treatment.
- Tingling and stinging sensations.
- Muscle numbness (paresthesia) may occur.
- Pain could be felt at the beginning of the treatment or after the polarity alternating sequence.
- Increased sweating: After the first few treatments, you may experience an increase in sweating that could also cause increase body odor. This symptom will subside after a few treatments.
- Small electric shocks during treatment: In very rare cases, a harmless electric shock may occur if treatment is interrupted suddenly. To avoid this risk, remove your hands, feet or underarm electrodes slowly. Hands, feet and underarms electrodes can be safely removed at any time during treatment.
- Skin dryness: Skin may become dry, small lesions or scaling may occur. To reduce these symptoms, use a moisturizing cream after treatments.
- Some of the components of the device (made of silicone, cotton, or cellulose) may cause minor allergic reactions for some users. They may develop red, bumpy, scaly, itchy or swollen skin at the point of contact. If you notice any allergic reaction developing on the treated area of skin, stop using the device.
Instruction for use
Download the latest version [Rev 1.3 - 2025/09/10] of our instruction for use: [En / Fr / Es / It / De / Nl / Tr / Cn / Dk / Hu].
EU National Authorities Contacts
Contact information of regulatory authority (EU region).
FAQ
Do I Need a Prescription?
In most countries, including Canada, you can purchase a Dermadry WITHOUT a prescription.United States: For our customers in the United States, a prescription from a healthcare professional is mandatory when purchasing any iontophoresis devices.
What are the shipping fees?
We provide free worldwide shipping for a Dermadry device and depending on your location, you may be subject to VAT or customs fees.Can My Insurance Reimburse Dermadry in the USA and Canada?
Yes, Dermadry's tap water iontophoresis device is covered by most insurance providers, as it treats the medical condition known as hyperhidrosis.Learn more : 'Buying & Shipping'
Upgraded Features
Case & Treatment Trays
Compact case made up of smaller and lighter trays designed with ergonomic wrist support and a built-in water measurement line.
Silicone Electrodes
Conductive graphite silicone electrodes for a new aluminum-free treatment. These new soft-touch electrodes are flexible, tear-resistant, resistant to corrosion and more durable.
Perforated Silicone Mats
New soft and waterproof silicone mats have replaced the cotton towels. Post-treatment clean-up is now quick and efficient, with no need for machine washing or waiting for towels to dry.
