What is NDC 87786-002?

87786-002 is the product NDC for Wkpiki Fungal Nail Repair Pen, Undecylenic acid 25 g/100mL liquid, listed with the FDA by Wenzhou Yuyuan Pharmaceutical Co., Ltd.. It has 1 package NDC, shown above in 10- and 11-digit form.

What drug is associated with this NDC?

Wkpiki Fungal Nail Repair Pen (Undecylenic acid 25% FUNGAL NAIL REPAIR PEN).

Wenzhou Yuyuan Pharmaceutical Co., Ltd., NDC labeler code 87786. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Wkpiki Fungal Nail Repair Pen?

None: this is the only finished product listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Wkpiki Fungal Nail Repair Pen NDC 87786-002

NDC codes

FDA NDC Directory

Product NDC (as listed)87786-002Labeler and product segments. Claims need a package NDC.

Product NDC at billing width87786-0002Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package	Copy
87786-002-01	8778600020187786000201	5 TUBE in 1 BOX (87786-002-01) / 2.5 mL in 1 TUBEMarketed from Jun 15, 2026

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Wkpiki Fungal Nail Repair Pen
Generic name (nonproprietary): undecylenic acid 25% fungal nail repair pen
Active ingredients: Undecylenic acid — 25 g/100mL
Dosage form: Liquid
Route: Topical
Labeler: Wenzhou Yuyuan Pharmaceutical Co., Ltd.NDC labeler code 87786
Product type: Over-the-counter drug
Marketing category: OTC monograph drugApplication M 005
Marketing start: Jun 15, 2026
Listing expires: Dec 31, 2027
Identifiers: Product ID 87786-002_54472c44-93df-d4b9-e063-6394a90adde1SPL ID 54472c44-93df-d4b9-e063-6394a90adde1SPL set ID 54472c44-93de-d4b9-e063-6394a90adde1RxCUI 1362039UNII K3D86KJ24NUPC 6978887450512

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No HCPCS code in Med-Code's directory. Topical products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N487786000201 followed by a unit qualifier and the quantity

Package 87786-0002-01. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Jun 15, 2026.

Indications (excerpt from the label)

Use Helps relieve most Athlete's Foot(Tinea Pedis) and Ringworm. Relieves itching,scaling, cracking,burning, redness, soreness, and irritation and discomfort. Helps prevent most athlete's foot (dermatophytosis) with daily use.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 87786-002

What is NDC 87786-002?: 87786-002 is the product NDC for Wkpiki Fungal Nail Repair Pen, Undecylenic acid 25 g/100mL liquid, listed with the FDA by Wenzhou Yuyuan Pharmaceutical Co., Ltd.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Wkpiki Fungal Nail Repair Pen (Undecylenic acid 25% FUNGAL NAIL REPAIR PEN).
What is the active ingredient?: Undecylenic acid.
Who is the labeler?: Wenzhou Yuyuan Pharmaceutical Co., Ltd., NDC labeler code 87786. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Wkpiki Fungal Nail Repair Pen?: None: this is the only finished product listed under this name.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other NDCs under M 005

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under M 005
Product	Strength	Form · route	Labeler	Product NDC
Lavender Foot and Shoe Antifungalundecylenic acid 10%	Undecylenic acid 10 g/100mL	SprayTopical	SANSAR, LLC	83691-015
Sefudun Fungal Nail Patchesglycerin	Glycerin .01 g/1	PatchTopical	Shenzhen Shandian Jingling Technology Co., Ltd.	83804-006
Hongo Killertolnaftate	Miconazole nitrate .2 g/10g	Aerosol, SprayTopical	Efficient Laboratories Inc	58593-625
Lights Isopropyl Alcohol Prep Padsisopropyl alcohol	Isopropyl alcohol 70 mL/100mL	SolutionTopical	Lights Medical Manufacture Co., Ltd.	61333-206
Miconazole Nitrate	Miconazole nitrate 20 mg/g	CreamTopical	STRATEGIC SOURCING SERVICES LLC	70677-1000
Tolnaftatemeijer athletes foot liquid spray	Tolnaftate 1.5 g/150g	Aerosol, SprayTopical	Meijer Distribution Inc.	79481-0591
Mint Blast Foot and Shoe Antifungalundecylenic acid 10%	Undecylenic acid 10 g/100mL	SprayTopical	SANSAR, LLC	83691-013
NATURAL CURES FUNGAL NAIL Patchestolnaftate 1% fungal nail patches	Tolnaftate 1 g/1001	PatchTopical	Jiangxi Yudexi Pharmaceutical Co., LTD	85248-202
Benzo Dermabenzoic acid, salicylic acid, sulfur	Salicylic acid 2.5 g/100g + 2 more ingredients	CreamTopical	LABORATORIOS H.G. C.A.	84058-130
SUNMARK MICONAZOLE NITRATE antifungalmiconazole nitrate	Miconazole nitrate 20 mg/g	CreamTopical	Strategic Sourcing Services LLC	49348-689
Hongo Killertolnaftate	Tolnaftate 1 g/100g	PowderTopical	Efficient Laboratories Inc	58593-288
Mycozyl ALtolnaftate	Tolnaftate .3 g/30mL	LiquidTopical	PureTek Corporation	59088-443
Tolnaftate Cream 1%tolnaftate	Tolnaftate 10 mg/g	CreamTopical	Pharmacy Value Alliance, LLC.	68016-152
Citrus Detox Foot and Shoe Antifungalundecylenic acid 10%	Undecylenic acid 10 g/100mL	SprayTopical	SANSAR, LLC	83691-014
Antifungal Ringworm Treatmentmiconazole nitrate	Miconazole nitrate 2 g/100mL	SprayTopical	Rida LLC	83004-030
Jock-Ezeclotrimazole	Clotrimazole 10 mg/g	CreamTopical	Bentlin Products LLC	47832-071
Maximum Strength Antifungal Liquidtolnaftate	Tolnaftate 10 mg/mL	LiquidTopical	Walgreens Company	0363-2026
QualiLife persimmon foot and shoeundecylenic acid	Undecylenic acid 10 g/100mL	SprayTopical	Guangdong Aimu Biological Technology Co., Ltd	83566-618
Terramed Just Think Comfort Armor Antifungal Body Wash Tea Treetolnaftate	Tolnaftate 1 g/100g	GelTopical	Rida LLC	83004-032
Kakalsa TOENAIL FUNGUS TREATMENTundecylenic acid 25% toenail fungus treatment	Undecylenic acid 25 g/100mL	LiquidTopical	Jiangxi Yudexi Pharmaceutical Co., LTD	85248-204

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