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Engerix B 20 (Adult) Vaccine

NAFDAC Reg. No. A6-0041 · Drug

Registered with NAFDAC. Registration activeAs of 28 October 2026 · synced automatically from official sources.
Product
Engerix B 20 (Adult) Vaccine
NAFDAC number
A6-0041
Active ingredient
Hepatitis B vaccine
Strength
20 mcg/mL
Form
Suspension for injection
Pack size
1 x 1 mL (in pre-filled syringe)
Manufacturer
Not listed
Applicant (holder)
GlaxoSmithKline Consumer Nigeria PLC (GSK)
Approved
31 Jan 2022
Status
Active View on NAFDAC ↗
Registration valid to
15 Dec 2027
WHO alerts
None found
Community reports
None
Times checked
0

What we found

  • Engerix B 20 (Adult) Vaccine is on the NAFDAC register with an active registration (A6-0041). A valid number alone does not prove a pack is genuine — counterfeiters copy real numbers, so also check the expiry date, seal and print quality.

Generated automatically from the NAFDAC register, WHO alerts and community data as of today. This is not medical advice. Always follow your doctor or pharmacist.

How to use Engerix B 20 (Adult) Vaccine

What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.

Who it is for

• For the temporary relief of symptoms including: • fever • fatigue • headache • muscle aches and pains • rash These statements are based upon homeopathic principles. They have not been reviewed by the Food and Drug Administration.

How to take it and how often
  • 1-10 drops under the tongue, 3 times a day or as directed by a health professional
  • Consult a physician for use in
  • Children under 12 years of age
Warnings

If pregnant or breastfeeding, ask a health professional before use. Keep out of reach of children. In case of overdose, contact a physician or Poison Control Center right away. Tamper Evident: Sealed for your protection. Do not use if seal is broken or missing.

How to store it

Keep out of reach of children.

If you miss a dose

Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.

From the official U.S. FDA label for this active ingredient. Your pack may have a different strength, so always read its leaflet. If a doctor prescribed it, follow the prescription. Ask a pharmacist if you are unsure. Label dated 2026-03-27.

Label for hepatitis b vaccine, the active ingredient registered with NAFDAC.

Check your pack of Engerix B 20 (Adult) Vaccine

Add the expiry date on your pack for a full Trust Score.

3 free checks left today Official sources: NAFDAC · WHO · U.S. FDA · Health Canada · NLM

About Engerix B 20 (Adult) Vaccine

What is in Engerix B 20 (Adult) Vaccine?

Engerix B 20 (Adult) Vaccine contains Hepatitis B vaccine (20 mcg/mL), as suspension for injection, according to its NAFDAC registration record.

Is Engerix B 20 (Adult) Vaccine registered with NAFDAC?

Yes. Engerix B 20 (Adult) Vaccine is listed on the NAFDAC register under registration number A6-0041, and its registration is active as of 28 October 2026.

Has Engerix B 20 (Adult) Vaccine been flagged as fake or recalled?

No WHO falsified or substandard medical product alert currently matches Engerix B 20 (Adult) Vaccine in our automatically synced alert list.

How can I check that my pack of Engerix B 20 (Adult) Vaccine is genuine?

Run a free authenticity scan with the NAFDAC number A6-0041, your pack's expiry date and batch number to get a Trust Score, compare the pack with the NAFDAC record (ingredient, strength, form, manufacturer), and buy only from licensed pharmacies.

How do I take Engerix B 20 (Adult) Vaccine?

Follow your prescription or the leaflet in your pack. The official label says: 1-10 drops under the tongue, 3 times a day or as directed by a health professional. Consult a physician for use in children under 12 years of age.…

What is Engerix B 20 (Adult) Vaccine used for?

• For the temporary relief of symptoms including: • fever • fatigue • headache • muscle aches and pains • rash These statements are based upon homeopathic principles. They have not been reviewed by the Food and Drug Administration. (Summarised from the official U.S. FDA label for hepatitis b vaccine. Always follow your doctor or pharmacist.)

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Reviews are personal experiences from PillVera users, not medical advice. Report side effects to your doctor and to NAFDAC.