RA Fischer Co. FAQs graphic with wooden blocks showing question marks and text ‘Expert Answers from RA Fischer Co.’ — featured image for FAQ page on PureWick™ and The Fischer iontophoresis device.
Expert Answers from RA Fischer Co.

FAQs

Welcome to the RA Fischer FAQ, your resource for clear answers about the PureWick™ System, The Fischer iontophoresis device, insurance coverage, ordering, and treatment. Whether you’re a patient, caregiver, or provider, you’ll find trusted guidance and support here.
Will my insurance cover The Fischer iontophoresis device?
Many major insurers, including Tricare, Aetna, Cigna, and Horizon BCBS, recognize The Fischer as medically necessary. Our team can verify your benefits and assist with prior authorization. Some insurers may deny coverage, in which case we provide purchase options and an Insurance Reimbursement Guide. Check your eligibility here: Insurance Coverage Form.
Will my insurance cover the PureWick™ System?
Yes, Medicare Part B may cover the PureWick™ System and monthly refills for eligible patients. Coverage depends on plan details and medical necessity. To get started, submit your information here: Insurance Coverage Form.
Can RA Fischer help verify my insurance?
Yes. Our Treatment Specialists can contact your insurer, confirm eligibility, and review options with you. Get started here: Insurance Coverage Form or reach us directly at Contact Us.
What information is required to check eligibility?
We typically need your name, date of birth, insurance card copy, prescribing doctor’s details, and a prescription. Forms are available here: Patient Healthcare Resources. Completed documents may be emailed after submitting your insurance inquiry.
What is prior authorization, and do I need it for The Fischer?
Some insurers require prior authorization to confirm medical necessity for The Fischer. Approval is not guaranteed, but we help patients and providers navigate this process.
Who can start a prior authorization request?
Requests may be initiated by you, your provider, or an RA Fischer Treatment Specialist. Some plans require the doctor or member to submit directly. To simplify, your physician can complete our Insurance & Physician’s Packet.
Do I have hyperhidrosis?
Hyperhidrosis is excessive sweating not caused by exercise or another condition. It commonly affects the hands, feet, or underarms and can interfere with daily life. Learn more about treatment with The Fischer iontophoresis device.

Read More: Do I have hyperhidrosis or am I just sweaty?
What is iontophoresis?
Iontophoresis uses a mild electrical current and tap water minerals to temporarily block sweat glands. Treatments last 15–20 minutes, and many patients see results within two weeks. More details are available on our Fischer device page.

Read More: How Does Iontophoresis Work?
What does iontophoresis feel like?
Most patients feel a mild tingling sensation, similar to “pins and needles.” The treatment should never be painful, and intensity can be adjusted for comfort.
What is the PureWick™ System?
The PureWick™ System is a non-invasive solution for managing female urinary incontinence. It uses a soft external wick and gentle suction to draw urine away from the body, helping keep skin dry and reducing infection risk.
Do I need a prescription for the PureWick™ System?
For insurance coverage, a prescription is required for all PureWick™ orders and refills. Providers can access forms here: Patient Healthcare Resources.
Do I need a prescription?
Yes. A prescription is required for both The Fischer and the PureWick™ System. Providers can use our forms here: Patient Healthcare Resources, which can be faxed to (818) 775-2941. For hyperhidrosis, we also partner with telemedicine providers — Contact us to learn more.
How much does The Fischer cost?
Costs vary depending on insurance coverage, deductibles, and co-pays. Check your eligibility here: Insurance Coverage Form. For out-of-pocket expenses, our Treatment Specialists can review financing and payment options with you.
How do I place an order?
Doctors may fax completed forms to (818) 775-2941 or email rx@rafischer.com. Patients can also start the process by calling (800) 525-3467. We accept debit/credit cards, and our insurance team manages prior authorizations and claims.
Do you offer financing or payment plans?
Yes. Financing is available through Affirm, with options including 0% APR for qualified applicants. Prequalification takes minutes and does not affect your credit score.
Can I return the PureWick™?
No. The PureWick™ System is a final purchase product and cannot be returned.
Do I need a prescription for the Fischer iontophoresis device?
Yes. A prescription is required for The Fischer iontophoresis device. Providers can use our forms here: Patient Healthcare Resources and fax to (818) 775-2941. Telemedicine options are also available — contact us for details.
How do I use the Fischer iontophoresis device?
Instructions and setup guides are available here: Getting Started with The Fischer. We also provide training videos and personalized support from Treatment Specialists at (800) 525-3467 or our Contact Page.
Is there a warranty with The Fischer?
Yes. The Fischer includes a 4-Year Limited Warranty covering manufacturing defects. U.S.-based support is available for repairs and service.
Can I return The Fischer if it doesn’t work for me?
Yes. We offer a 60-Day Satisfaction Guarantee. Call (800) 525-3467 or use our Contact Page for a Return Authorization before sending your device back.
Will my insurance cover The Fischer?
Many insurers, including Tricare, Aetna, Cigna, and Horizon BCBS, recognize The Fischer as medically necessary. Coverage varies, and prior authorization may be required. Check eligibility here: Insurance Coverage Form.
What is iontophoresis?
Iontophoresis uses a mild electrical current and tap water minerals to temporarily block sweat glands. Sessions last 15–20 minutes, with many patients seeing results within two weeks. Learn more here: The Fischer.
Are there any contraindications for iontophoresis?
Iontophoresis is not recommended for patients who are pregnant, under age 6, or those with pacemakers, implants, cardiac conditions, epilepsy, or metal hardware in the treatment area. Consult your physician before use.
What if I’m not seeing results?
Some patients require 5–10 sessions before dryness is achieved. Adding a small amount of baking soda to the trays can improve conductivity if tap water minerals are low. Contact a Treatment Specialist for troubleshooting.
How do I order replacement accessories?
Replacement parts, such as pH-balancing foam inserts, are available. Please contact us for ordering information.
Do you still carry electrolysis supplies?
The electrolysis supplies for AR Hinkel/RA Fischer electrolysis machines can be found at on ARHinkel.com
What are my shipping options?
We ship via UPS, USPS or FedEx. Expedited shipping options are available depending on your situation.
Do you ship internationally?
We sure do! We ship globally via USPS or UPS Global services. Expedited shipping options may be available depending on your country.

Please note that international shipping costs do NOT include any customs fees or taxes that may be charged when your package arrives at its destination.
How long does shipping take?
On average, we ship the same day or next day, and delivery takes between 3-5 business days depending on where you live.

Shipping time for international orders may vary.
Are customs fees and taxes included in international order?
No, customs fees and taxes are not included in shipping costs. Taxes and fees are dependent on the country of delivery and are the responsibility of the patient.
The Fischer | How often should I use The Fischer?
It's important that you talk to your doctor and your personal Treatment Specialist at RA Fischer Co. to establish a schedule that works for you. Most patients start with 15–20 minute sessions, 2–3 times per week. Once dryness is achieved, reduce to a maintenance schedule (weekly or monthly). See our Getting Started Guide or our YouTube channel for details.
The Fischer | What power level should I set?
Begin at 1–3mA and gradually increase to a comfortable level. Most patients treat at 10–15mA for hands and 15–18mA for feet. Iontophoresis should never be painful. See the Getting Started Guide for recommendations.
The Fischer | How much water should I use in the trays?
Fill trays with 2–5 cups of tap water, enough to dampen the blue foam inserts. More details are available here: Hands & Feet Guide.
The Fischer | When can I reduce treatment frequency?
Most patients notice improvement within two weeks. Once dryness is achieved, reduce to a maintenance schedule that works for you (weekly to monthly). See our Getting Started Guide. You can view our guide "Getting Started with the Fischer" here.
The Fischer | Can I use The Fischer more than once a day?
No. Overuse may cause irritation, redness, or excessive dryness. Follow the recommended schedule in your instruction manual. Contact your Treatment Specialist for more guidance.
The PureWick™ | How does the PureWick™ System work?
The PureWick™ System uses a soft external wick and low suction to draw urine away from the body into a sealed canister, helping keep skin dry and reducing infection risk.
The PureWick™ | How often should the PureWick™ be changed?
The external wick is typically replaced every 8–12 hours, or when soiled, to maintain hygiene and comfort.
The PureWick™ | Do I need training to use the PureWick™ System?
Most patients and caregivers find it simple to use with minimal instruction. Our Treatment Specialists provide guidance, and setup instructions are included with every order. For support, contact us.

If you have any complaints or concerns about your service or care, please reach out to RA Fischer at (800) 525-3467 or via email at info@rafischer.com.

Should your issue remain unresolved, you can report it to the Centers for Medicare & Medicaid Services (CMS) by calling 1-800-MEDICARE (1-800-633-4227) or visiting www.medicare.gov. Additionally, you may contact the Board of Certification/Accreditation (BOC) at (877) 776-2200 or on their website at www.bocusa.org.