Drug Detail:Ycanth (Cantharidin 0.7%)
Generic Name: Cantharidin 3.20mg in 0.45mL
Dosage Form: topical solution
Drug Class: Topical keratolytics
Important Administration Instructions
- All healthcare professionals should receive instruction and training prior to preparation and administration of YCANTH.
- YCANTH is for topical use only.
- YCANTH is not for oral, mucosal, or ophthalmic use. Avoid contact with the treatment area, including oral contact, after YCANTH treatment. Do not apply YCANTH near the eyes [see Warnings and Precautions (5.1), Overdosage (10)].
- If YCANTH contacts any unintended surface, including healthy skin, immediately remove by wiping with a cotton swab or gauze. Avoid other topical products on treated areas until 24 hours after YCANTH treatment or until washing [see Warnings and Precautions (5.2)].
- Avoid fire, flame or smoking near lesion(s) during treatment [see Warnings and Precautions (5.3)].
Dosage and Administration Overview
- Regarding YCANTH dosage and administration:
- Use nitrile or vinyl gloves and eye protection during preparation and administration.
- Apply topically as a single application to cover each lesion. Use no more than two YCANTH applicators during a single treatment session.
- Remove with soap and water 24 hours after treatment. Administer YCANTH every 3 weeks as needed.
- Do not cover any treated lesions with bandages.
- If severe blistering, severe pain, or other severe adverse reactions occur, remove YCANTH with soap and water prior to 24 hours after treatment [see Warnings and Precautions (5.2)].
- Regarding use of the YCANTH applicator and break tool:
- Do not reuse the applicator. The applicator is for a single treatment session only.
- Do not attempt to use a clogged applicator.
- Do not cut or modify the applicator in any way; doing so could reduce dispensing control.
- Do not remove the applicator cap prior to breaking the glass ampule.
- If any damage or leaks are observed on the applicator, applicators should be discarded in a sharps container and handled in accordance with accepted medical practice and applicable law. The YCANTH Break Tool should be managed as solid waste and placed in plastic recycling containers or the general trash.
Dosage and Administration Instructions
Instructions for preparing the YCANTH Applicator and administering the YCANTH Solution are presented below.
YCANTH includes the following components [see How Supplied/Storage and Handling (16.1)]:
Outer Protective Tube | ||
The YCANTH Applicator | ||
The YCANTH Break Tool |
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Step 1. Put on Personal Protective Equipment (PPE)
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Step 2. Remove the YCANTH Applicator from Outer Protective Tube
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Step 3. Remove the Paperboard Sleeve
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Step 4. Inspect for Damage
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Broken glass ampule |
Cut or cracked applicator tube |
No damage (for reference) |
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Step 5. Break Ampule using the YCANTH Break Tool
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Step 6. Tap YCANTH Applicator to move YCANTH Solution
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Step 7. Test the YCANTH Applicator
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Step 8. Apply the YCANTH Solution
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Step 9. Allow YCANTH Solution to Dry
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Step 10. Dispose of the YCANTH Applicator
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YCANTH Break Tool Maintenance
- Wipe the surfaces of the YCANTH Break Tool with 70% isopropyl alcohol following each use.
- Inspect the YCANTH Break Tool for damage (e.g., cracks in plastic, missing or broken breaking posts) and function (e.g., hinge) prior to each use.
- After 12 uses or if any damage is observed, the YCANTH Break Tool should be managed as solid waste and placed in plastic recycling containers or the general trash.
- If needed, contact Verrica Pharmaceuticals Inc. at 1-800-843-7477 to request additional YCANTH Break Tools.