Cantharone (Cantharidin)
Cantharone is a cantharidin topical treatment used by a healthcare professional on the skin. It is commonly associated with treatment of molluscum contagiosum and is applied in clinic, not self-applied at home.
We only dispense medications with a valid prescription from a licensed prescriber.
All prescriptions are reviewed and verified before dispensing. Orders may be delayed or declined if prescription details are missing, do not match the patient information on file, appear altered, or are expired. We may also refuse service if we believe an order is intended for resale or redistribution.
What You Receive
- Cantharone in sealed manufacturer packaging
- Personalized prescription instructions based on your prescriber’s directions
- Medication information leaflet provided by the manufacturer
- Itemized invoice detailing your order
- Rx Required
From $159.50 – $204.60
Shipping & Delivery
- Shipped from licensed pharmacy partners
- Tracking information is provided once your order ships
Delivery times may vary based on location and prescription verification.
This page is for general information only and is not medical advice. For medical questions, please speak with your prescriber. See Sources & Methodology for how this information is reviewed and referenced.
Cantharone Key Facts
What Cantharone is
A topical cantharidin solution (a blistering agent used on the skin) applied directly to lesions by a trained healthcare professional.
What it’s used for
Cantharidin topical products are used to treat molluscum contagiosum (molluscum bumps). The exact indication depends on the specific country and product version.
How it works
Cantharidin causes a controlled skin reaction at the treated bump, which helps remove the lesion over time. Treatment is usually repeated at follow-up visits if needed.
Cantharone Safety Overview
Cantharidin must be used carefully because serious harm can occur if it is swallowed or gets into the eyes, mouth, or other sensitive areas. It is for skin use only and should be applied by a trained healthcare professional.
Cantharone Warnings & Precautions
Avoid touching or licking treated skin after application.
Do not use Cantharone if:
- The treatment area is not appropriate for cantharidin use based on your prescriber’s assessment
- You have a known allergy to cantharidin or product ingredients
- Your prescriber advises against use due to lesion location, skin condition, age, or another safety concern
Key warnings to know
- For skin use only
- Do not use in or near the eyes, mouth, or other mucosal areas
- Serious poisoning can occur if swallowed
- Local skin reactions are expected and can include blistering, pain, redness, itching, or scabbing
- Some cantharidin products are flammable, so follow handling instructions carefully
Side Effects and When to Get Help
Most side effects happen where the medicine is applied. This usually includes blistering, redness, pain, itching, scabbing, or temporary skin discoloration. These reactions are expected to some degree, but contact your prescriber if they are severe or spreading.
Possible side effects may include
- Blistering at the treatment site
- Redness or irritation
- Pain, burning, or tenderness
- Itching
- Scabbing or crusting
- Temporary lightening or darkening of skin at treated spots
Get urgent help right away for
- Accidental swallowing or oral exposure
- Accidental eye exposure
- Severe swelling, severe pain, or a rapidly worsening skin reaction
- Signs of a serious allergic reaction, such as swelling of the face or trouble breathing
Interactions
Drug interactions are not usually the main concern with cantharidin because it is applied to the skin by a clinician. The bigger safety issue is accidental exposure to untreated skin, eyes, mouth, or other sensitive areas. Tell your prescriber about all skin products you are using on the treatment area, especially irritating products.
Interactions to review with your prescriber may include
- Other irritating topical products on the same area
- Occlusive dressings or coverings not recommended by your clinic
- Scratching, rubbing, or picking treated lesions
- Accidental contact transfer to other skin areas or other people before washing instructions are completed
Cantharone Drug Facts
| Category | Details |
|---|---|
| Brand Name | Cantharone (brand naming may vary by country/clinic product) |
| Drug Class | Topical vesicant (blistering agent) |
| Indication | Commonly used for molluscum contagiosum, depending on product and local approval |
| Dosage Forms | Topical solution |
| Strengths | Many cantharidin products are 0.7%, but the exact strength depends on the product used |
| Administration | Applied by a healthcare professional directly to lesions |
| Treatment Schedule | Often repeated every few weeks if needed, based on response and prescriber plan |
| Age Considerations | Product-specific; approved age ranges vary by formulation and country |
| Key Safety Alert | Dangerous if swallowed; avoid eye, mouth, and mucosal exposure |
| Alternatives | Cryotherapy, curettage, watchful waiting, or other prescriber-selected treatments depending on diagnosis and age |
Helpful Information
How To Buy Cantharone Online
1
Select Your Prescribed Cantharone Dosage & Strength
Choose the strength and quantity that matches your prescription, then add it to your cart. Orders are limited to a 90-day supply per fill.
2
Complete Checkout
Ensure your shipping and contact information is correct so your order can be processed without delays.
3
Submit Your Cantharone Prescription
Upload your prescription at checkout. If you need a transfer, provide your prescriber or current pharmacy details and we will request it on your behalf.
Prescription & Dispensing Standards
- Prescription required for all orders and reviewed for pharmacy and regulatory compliance
- Dispensed by licensed pharmacy partners
- Orders are held if information is missing, unclear, or does not match.
- No substitutions without prescriber approval, and no controlled substances.
Our Guarantee
At MyRx Outlet, we are committed to delivering safe, high-quality medications that you can trust. We adhere to strict regulations in every country we operate in, ensuring that your order is handled by a licensed Canadian pharmacy or a trusted partner overseas. Each medication has been legally approved by Health Canada or other respected authorities. To purchase Cantharone at a discounted rate, call 1-888-551-2467.
FAQs
What is Cantharone used for?
Cantharone is a cantharidin skin treatment commonly used for molluscum contagiosum. The exact approved use depends on the product and country.
Is Cantharone applied at home?
This type of treatment is generally applied by a healthcare professional in a clinic. Do not self-apply unless your prescriber specifically instructs you to use a product intended for home use.
What happens after treatment?
The treated spots usually develop a local skin reaction, which may include blistering, redness, and scabbing. Your clinic should tell you when to wash the area and what reactions are expected.
When do I wash it off?
For some cantharidin products, the treated area is washed with soap and water 24 hours after treatment. Follow the exact timing given by your clinic because instructions can vary by product.
Is blistering normal?
Yes, blistering and other local skin reactions are expected with cantharidin treatment. Contact your prescriber if the reaction is severe or you are unsure what is normal.
Ordering & Prescription FAQs
Do I need a prescription?
Yes, a prescription is required. Refills depend on what your prescriber authorizes.
How do I submit my prescription?
You can upload it through our Upload Prescription page, email it to info@myrxoutlet.com, or fax it to 1-888-230-1245. If you need a prescription transfer, just let us know at checkout and include your pharmacy or prescriber contact details.
When is my payment processed?
Your payment is processed only after your prescription and order have been reviewed and approved by our licensed pharmacy team. Once everything is confirmed, we’ll process payment and prepare your order for shipping.
What happens if my prescription can’t be verified?
Your order may be placed on hold or declined if prescription details are missing, don’t match, are expired, or can’t be confirmed.
Sources
DailyMed, YCANTH (cantharidin) topical solution drug label information
https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=7c9bdeaa-9822-4c69-a719-ea4a8643f59c
DailyMed, YCANTH (cantharidin) topical solution full prescribing information (PDF)
https://dailymed.nlm.nih.gov/dailymed/getFile.cfm?setid=7c9bdeaa-9822-4c69-a719-ea4a8643f59c&type=pdf
Mayo Clinic, Cantharidin topical application route (lists brand names including Cantharone)
https://www.mayoclinic.org/drugs-supplements/cantharidin-topical-application-route/description/drg-20554208
MedlinePlus, Cantharidin Topical Drug Information
https://medlineplus.gov/druginfo/meds/a623044.html