Numb520

Lidocaine · Cream · Topical

Over the counter Amide Local Anesthetic Antiarrhythmic alpha-1 Adrenergic Agonist

Active ingredient

Active Ingredient Lidocaine 5% Phenylephrine HCL 0.25% Purpose Local Anesthetic Vasoconstrictor

Purpose

Purpose Local Anesthetic Vasoconstrictor

Uses

Uses: for the temporary relief of local and anorectal itching, discomfort, and pain associated with anorectal disorders or anorectal inflammation.

Warnings

Warnings for external use only. avoid contact with the eyes. keep out of reach of children. Do not use this product if pregnant or breastfeeding, ask a health professional before use. seal is broken or missing. you have heart disease, high blood pressure, thyroid disease, diabetes, or difficulty in urination due to enlargement of prostate gland unless directed by a doctor. When using this product do not exceed the recommended daily usage. certain persons can develop allergic reactions to ingredients in this product. do not put this product into the rectum by using finger or any medical device or applicator. if swallowed, call your Poison Control Center at 1(800) 222 1222. If condition worsens or does not improve within 7 days, consult a doctor. Stop use and ask a doctor if the symptom being treated does not subside, or redness, irritation, swelling, pain, or other symptoms develop or increase.

Do not use

Do not use this product if pregnant or breastfeeding, ask a health professional before use. seal is broken or missing. you have heart disease, high blood pressure, thyroid disease, diabetes, or difficulty in urination due to enlargement of prostate gland unless directed by a doctor.

When using this product

When using this product do not exceed the recommended daily usage. certain persons can develop allergic reactions to ingredients in this product. do not put this product into the rectum by using finger or any medical device or applicator. if swallowed, call your Poison Control Center at 1(800) 222 1222. If condition worsens or does not improve within 7 days, consult a doctor.

Stop use and ask a doctor

Stop use and ask a doctor if the symptom being treated does not subside, or redness, irritation, swelling, pain, or other symptoms develop or increase.

Keep out of reach of children

keep out of reach of children.

Directions

Directions clean the affected area. sensitivity and possible allergy tests advised prior to use. Spray sparingly to affected area after thoroughly cleansing. Wait until anesthetic effect occurs. You may reapply to continue numbing effect. apply to the affected area up to 4 times daily. children under 12 years of age: consult a doctor.

Inactive ingredients

Inactive Ingredients Allantoin, Arginine, Benzyl Alcohol, Disodium EDTA, Ethoxydiglycol, Phenoxyethanol, Polysorbate 20, Water, Sodium Benzoate, Sodium Sulfite

Label text from the FDA structured product label by Clinical Resolution Laboratory, Inc. (revised May 15, 2025). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Numb520 NDC products (2)

NDCStrength & formLabelerType
63742-033Lidocaine 50 mg/g
Cream
Clinical Resolution Laboratory, Inc.OTC MONOGRAPH DRUG
63742-034Lidocaine 50 mg/mL; Phenylephrine Hydrochloride 2.5 mg/mL
Spray
Clinical Resolution Laboratory, Inc.OTC MONOGRAPH DRUG

Frequently asked questions

What is Numb520 used for?

Uses: for the temporary relief of local and anorectal itching, discomfort, and pain associated with anorectal disorders or anorectal inflammation.

Who makes Numb520?

Numb520 is listed by 1 labeler in the FDA NDC directory, including Clinical Resolution Laboratory, Inc..