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Cold Sore Treatment Docosanol

Dosage form
CREAM
Labeler
Blistex Inc.
Label updated
2025-04-11
Retrieved
2026-09-07
Active ingredients
DOCOSANOL
View original label and images on DailyMed ↗
Label information

Drug Facts

Active ingredient

Docosanol 10%

Purpose

Cold sore/ fever blister treatment

Uses
  • treats cold sores/fever blisters on the face or lips
  • shortens healing time and duration of symptoms:
    • tingling, pain, burning, and/or itching
Warnings

Allergy alert

This product may cause a severe allergic reaction. Symptoms may include:

  • hives
  • facial swelling
  • wheezing/difficulty breathing
  • shock
  • rash

If an allergic reaction occurs, stop use and seek medical help right away.

For external use only

Do not use

  • If you are allergic to any ingredient in this product

When using this product

  • apply only to affected areas
  • do not use in or near the eyes
  • avoid applying directly inside your mouth
  • do not share this product with anyone. This may spread infection.

Stop use and ask a doctor if

  • your cold sore gets worse or the cold sore is not healed within 10 days.

Label information

Keep out of reach of children

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

Directions
  • adults and children 12 years or over:
    • wash hands before and after applying cream
    • apply to affected area on face or lips at the first sign of cold sore/fever blister (tingle).
    • early treatment ensures the best results
    • rub in gently but completely
    • use 5 times a day until healed
  • children under 12 years: ask a doctor
Other information
  • store at 20° to 25°C (68° to 77°F).
  • do not freeze
Inactive ingredients

benzyl alcohol, light mineral oil, propylene glycol, purified water, sucrose distearate and sucrose stearate

Questions or comments?

www.blistex.com

Label information

Distributed by: Blistex Inc.,
P.O. Box 5392, Oak Brook, IL 60522-5392

PRINCIPAL DISPLAY PANEL - 2 g Tube Blister Pack

NDC 10157-2124-2

Blistex®

DERMATOLOGIST RECOMMENDED

NEW

COLD SORE
TREATMENT

Docosanol Cream 10%
COLD SORE / FEVER BLISTER TREATMENT

+

FDA APPROVED MEDICINE
to Shorten Healing Time*

For Topical Use Only

NET WT. 2 g (0.07 oz)

#C010319

[Image in the official label — see DailyMed source]

DailyMed Set ID: bcdd51a9-210c-4d92-b67e-e3ac16c99812 · Version 1
NDC: 10157-2124