LenzaPro Flex
Lidocaine/Menthol · Patch · Topical
Active ingredient
Active ingredients: Lidocaine HCL 4% Menthol 4%
Purpose
Purpose: Topical Anesthetic
Uses
Uses: For the temporary relief of pain
Warnings
Warnings: For external use
Do not use
Do not use: More than 1 patch on your body at a time or on cut, iritated or swollen skin. On puncture wounds For more than 1 week without consulting a doctor
When using this product
When using this product: Use only as directed. Read and follow all directions and warnings on this label. Rare cases of serious burns have been reported with products of this type. Do not apply to wounds or damaged, broken or irritated skin. Do not allow contact with the eyes and mucous membranes. 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 or ingests this patch.
Stop use and ask a doctor
Stop use and ask a doctor if: Condition worsens Redness is present Irritation developes Symptoms persist for more than 7 days or clear up and occur again within a few days. You experience signs of skin injury, such as pain, swelling, or blistering where the product was applied.
Pregnancy or breast-feeding
If pregnant or breast-feeding, ask a health care professional before use.
Keep out of reach of children
Keep out of reach of children and pets. If swallowed, get medical help or contact a Poison Control Center right away.
Directions
Directions: Adults and children over 12 years: Clean and dry the affected area. Open pouch and remove one patch. Remove the protective film from the patch and apply patch to the affected area. Reseal pouch containing unused patches after each use. Use 1 patch for up to 12 hours. Children 12 years or younger: Ask a doctor
Inactive ingredients
Other Ingredients: Acrylic Adhesive
Label text from the FDA structured product label by SOLA Pharmaceuticals (revised Dec 8, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
LenzaPro Flex NDC products (1)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 70512-013 | Menthol 40 mg/g; Lidocaine 40 mg/g Patch | SOLA Pharmaceuticals | OTC MONOGRAPH DRUG |
Frequently asked questions
What is LenzaPro Flex used for?
Uses: For the temporary relief of pain
Who makes LenzaPro Flex?
LenzaPro Flex is listed by 1 labeler in the FDA NDC directory, including SOLA Pharmaceuticals.