ASPERFLEX MAX- lidocaine 4% with menthol 1% patch 
Akron Pharma Inc.

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AsperFlex MAX
Tough on Pain
Lidocaine Patch 4% with Menthol 1%

Drug Facts

Active Ingredient

Lidocaine 4%

Menthol 1%

Purpose

Topical anesthetic

Uses

for the temporary relief of pain

Warnings

For external use only

Do not use

  • on puncture wounds, cuts, irritated or swollen skin
  • more than 1 patch on your body at a time or with other topical analgesics at the same time
  • with a heating pad or apply local heat to the area of use

When using this product

  • use only as directed. Read and follow all directions and warnings on this carton.
  • do not allow contact with the eyes
  • do not bandage tightly or apply local heat (such as heating pads) to the area of use
  • do not use at the same time as other topical analgesics
  • dispose of used patch in manner that always keeps product away from children and pets.Used patches still contain the drug product that can produce serious adverse effects if a child or pet chews oringests this patch

Stop use and ask a doctor if

  • condition worsens or symptoms persist for more than 7 days
  • symptoms clear up and occur again within a few days
  • redness or irritation develops
  • you experience signs of skin injury, such as pain, swelling, or blistering where the product was applied

If pregnant or breast-feeding,

ask a health professional before use.

Keep out of reach of childrenand pets.

If swallowed, get medical help or contact a Poison Control Center right away (1-800-222-1222).

Directions

adults and children over 12 years:

children 12 years or younger:consult a doctor

Other Information

store at room temperature 15°-30°C (59°-86°F).

Inactive ingredients

aluminum glycinate, glycerin, methyl acrylate, polyacrylic acid, polysorbate 80, propylene glycol, sodium polyacrylate, tartaric acid, titanium dioxide urea, poval, alcohol, water

Questions or Comments? 

Call toll-free 1-877-255-6999.

Manufactured for:

Akron Pharma Inc.,

Fairfield, NJ-07004

www.akronpharma.com

1

ASPERFLEX MAX 
lidocaine 4% with menthol 1% patch
Product Information
Product TypeHUMAN OTC DRUGItem Code (Source)NDC:71399-4453
Route of AdministrationTOPICAL
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
LIDOCAINE (UNII: 98PI200987) (LIDOCAINE - UNII:98PI200987) LIDOCAINE240 mg
MENTHOL (UNII: L7T10EIP3A) (MENTHOL - UNII:L7T10EIP3A) MENTHOL60 mg
Inactive Ingredients
Ingredient NameStrength
MINERAL OIL (UNII: T5L8T28FGP)  
DIHYDROXYALUMINUM AMINOACETATE ANHYDROUS (UNII: 1K713C615K)  
GLYCERIN (UNII: PDC6A3C0OX)  
EDETATE DISODIUM (UNII: 7FLD91C86K)  
POLYACRYLIC ACID (8000 MW) (UNII: 73861X4K5F)  
POLYSORBATE 80 (UNII: 6OZP39ZG8H)  
PROPYLENE GLYCOL (UNII: 6DC9Q167V3)  
SODIUM POLYACRYLATE (8000 MW) (UNII: 285CYO341L)  
HYDROXYACETOPHENONE (UNII: G1L3HT4CMH)  
TITANIUM DIOXIDE (UNII: 15FIX9V2JP)  
KAOLIN (UNII: 24H4NWX5CO)  
TARTARIC ACID (UNII: W4888I119H)  
WATER (UNII: 059QF0KO0R)  
POVIDONE K90 (UNII: RDH86HJV5Z)  
Packaging
#Item CodePackage DescriptionMarketing Start DateMarketing End Date
1NDC:71399-4453-55 in 1 CARTON11/04/2021
11 in 1 PATCH; Type 0: Not a Combination Product
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
OTC Monograph DrugM01711/04/2021
Labeler - Akron Pharma Inc. (067878881)

Revised: 7/2025
Document Id: 38f90910-7d3d-d442-e063-6394a90a3d66
Set id: ccf6172b-350a-4b78-b844-f84bf17c491f
Version: 3
Effective Time: 20250702
 
Akron Pharma Inc.