What is NDC 84509-109?

84509-109 is the product NDC for AOAO Acne Buster Salicylic Acid Drying Serum, Azelaic acid .024 mg/10mL + 4 more ingredients liquid, listed with the FDA by Guangzhou Senmai Biotechnology Co.,Ltd.. It has 1 package NDC, shown above in 10- and 11-digit form.

What drug is associated with this NDC?

AOAO Acne Buster Salicylic Acid Drying Serum (Zinc oxide,Niacinamide,Colloidal sulfur,Azelaic acid,Salicylic acid.).

What is the active ingredient?

Azelaic acid, Salicylic acid, Sulfur, Zinc oxide, Niacinamide.

Guangzhou Senmai Biotechnology Co.,Ltd., NDC labeler code 84509. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for AOAO Acne Buster Salicylic Acid Drying Serum?

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.

NDC 84509-109

NDC codes

FDA NDC Directory

Product NDC (as listed)84509-109Labeler and product segments. Claims need a package NDC.

Product NDC at billing width84509-0109Add 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
84509-109-01	8450901090184509010901	10 mL in 1 BOTTLE (84509-109-01)Marketed from May 6, 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): AOAO Acne Buster Salicylic Acid Drying Serum
Generic name (nonproprietary): zinc oxide,niacinamide,colloidal sulfur,azelaic acid,salicylic acid.
Active ingredients: Azelaic acid — .024 mg/10mLSalicylic acid — .018 mg/10mLSulfur — .03 mg/10mLZinc oxide — .2 mg/10mLNiacinamide — .05 mg/10mL
Dosage form: Liquid
Route: Topical
Labeler: Guangzhou Senmai Biotechnology Co.,Ltd.NDC labeler code 84509
Product type: Over-the-counter drug
Marketing category: OTC monograph drugApplication M 016
Marketing start: May 6, 2026
Listing expires: Dec 31, 2027
Other FDA classes: Decreased Protein Synthesis (Physiologic effect)Decreased Sebaceous Gland Activity (Physiologic effect)
Identifiers: Product ID 84509-109_512185a5-5c1e-ef9f-e063-6394a90a81afSPL ID 512185a5-5c1e-ef9f-e063-6394a90a81afSPL set ID 512185a5-5c1d-ef9f-e063-6394a90a81afUNII F2VW3D43YT, O414PZ4LPZ, 70FD1KFU70, SOI2LOH54Z, 25X51I8RD4

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

N484509010901 followed by a unit qualifier and the quantity

Package 84509-0109-01. 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 May 6, 2026.

Indications (excerpt from the label)

Uses Clears Acne & Bumps,Fast Flattens Acne,Fades Acne Scars,Acne Treatment.After cleansing the skin,dip a cotton swab in thisproduct to apply the acne,and form a protective film when theproduct dries through.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 84509-109

What is NDC 84509-109?: 84509-109 is the product NDC for AOAO Acne Buster Salicylic Acid Drying Serum, Azelaic acid .024 mg/10mL + 4 more ingredients liquid, listed with the FDA by Guangzhou Senmai Biotechnology Co.,Ltd.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: AOAO Acne Buster Salicylic Acid Drying Serum (Zinc oxide,Niacinamide,Colloidal sulfur,Azelaic acid,Salicylic acid.).
What is the active ingredient?: Azelaic acid, Salicylic acid, Sulfur, Zinc oxide, Niacinamide.
Who is the labeler?: Guangzhou Senmai Biotechnology Co.,Ltd., NDC labeler code 84509. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for AOAO Acne Buster Salicylic Acid Drying Serum?: 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 016

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

FDA NDC Directory listings under M 016
Product	Strength	Form · route	Labeler	Product NDC
2-Pack Facial Serum	Water 78.894 g/100mL + 4 more ingredients	LiquidCutaneous	Guangzhou Ariel Biotech Co., Ltd.	84148-011
2-Pack Facial Serum	3-o-ethyl ascorbic acid .5 g/100mL + 3 more ingredients	LiquidCutaneous	Guangzhou Ariel Biotech Co., Ltd.	84148-012
3M Cavilon Durable Barrierdimethicone	Dimethicone 13000 mg/L	CreamTopical	Solventum US LLC	17518-030
4% 10gTATTOO Numb Cream4% lidocaine	Lidocaine 100 mg/g	CreamCutaneous	Shengnan (Guangzhou) Cosmetics Co., LTD	84019-031
4% TATTOO Numb Cream4% lidocaine	Lidocaine 100 mg/g	CreamCutaneous	Shengnan (Guangzhou) Cosmetics Co., LTD	84019-030
456 Acne Relief Creamniacinamide,salicylic acid,centella asiatica root,coptis chinensis root	Salicylic acid 380 mg/50g + 3 more ingredients	CreamTopical	Guangzhou Senmai Biotechnology Co.,Ltd.	84509-111
5% Dr.care Numb creamlidocaine	Lidocaine 100 mg/g	CreamCutaneous	Shengnan (Guangzhou) Cosmetics Co., LTD	84019-028
5% Minoxidil	Minoxidil 2 g/100g + 3 more ingredients	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-328
5% Minoxidil	Minoxidil 2 g/100g + 3 more ingredients	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-329
5% Minoxidil	Biotin .05 g/100g; Niacinamide 2.5 g/100g	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-335
5% Minoxidil	Minoxidil 5 g/100g + 5 more ingredients	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-337
5% Minoxidil for Men and Women	Biotin .05 g/100g; Tocopherol .05 g/100g	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-332
5% Minoxidil Hair Growth	Biotin .1 g/100g + 3 more ingredients	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-333
5% Minoxidil Hair Growth	Minoxidil 5 g/100g + 3 more ingredients	SprayCutaneous	Guangzhou Yanxi Biotechnology Co., Ltd	84025-334
5% Signature Numb creamlidocaine	Lidocaine 100 mg/g	CreamCutaneous	Shengnan (Guangzhou) Cosmetics Co., LTD	84019-026
5% Signature Numb cream5% signature	Lidocaine 100 mg/g	CreamCutaneous	Shengnan (Guangzhou) Cosmetics Co., LTD	84019-027
5% Signature Numb cream5% lidocaine	Lidocaine 100 mg/g	CreamCutaneous	Shengnan (Guangzhou) Cosmetics Co., LTD	84019-029
70% Isopropyl Rubbing Alcoholisopropyl alcohol	Isopropyl alcohol 70 mL/100mL	LiquidTopical	MY IMPORTS USA LLC	51628-4501
911allantoin	Allantoin .5 g/100g	OintmentTopical	Skinfix, Inc.	61328-120
A and Dpetrolatum	Petrolatum 76 g/100g	OintmentTopical	Safetec of America, Inc.	61010-4405

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AOAO Acne Buster Salicylic Acid Drying Serum NDC 84509-109