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B virus is an infection caused by a herpes virus. The virus is often referred as the herpesvirus B, herpes B and herpesvirus simiae. The virus is commonly occurs in monkeys. The infection is extremely rare in human but when it occurs, it can be fatal. This virus can cause a severe brain damage resulting to death if left untreated. About 80% of patients die due to B virus infection.


The infection occurs from animal bites and scratches. You can get it through contaminated materials that penetrate your broken skin.


The following are at risk of getting the infection.

  • Laboratory Workers
  • Veterinarians
  • Monkey owner
  • A person connected to old world macaques

The infection can spread through animal bite and by having direct contact with the eyes, nose or mouth with infected tissues. It can spread also by indirect contact through a contaminated needle,


The following are symptoms occur in human with B virus infection:

  • Fever and chills
  • Fatigue
  • A severe headache
  • Body aches and pain
  • Small blisters
  • Numbness
  • Itchiness on affected areas
  • Pain on affected areas
  • Short breathing
  • Muscular incoordination


Below are route on how the infection can transmit:

  • A needlestick from a contaminated syringe.
  • A bite or a scratch from an infected animal.
  • An exposure to nervous tissue.
  • Exposure to the skull of the infected animal.
  • Having a scratch from a dirty sharp-edged surface
  • The saliva of the infected monkey transfer to your wound by licking.
  • The urine of an infected animal.
  • An infected person transmits the disease to another person. Through the use of contaminated things.


This condition is rare in human. If you’re bitten by an infected animal, it can be fatal if left untreated. Treatment and first aid for the situation may help.


  • Clean the expose affected area with soap and water.
  • Irrigate the affected area with running water for about 15minutes.
  • Apply alcohol or betadine to disinfect the wound.
  • Cover the wound with cloth or gauze pad to avoid dust.
  • A broken skin must clean adequately.
  • Using the Antiviral therapy such Valacyclovir and Acyclovir


The following are ways to help prevent B virus from spreading:

  1. Proper use of personal protective equipment. They must be worn when you’re working with macaque monkey such as:
  • Lab coats
  • Gloves
  • Face mask
  1. If you happened to get a bite, be sure to clean the affected area immediately.
  2. If you’re working with macaque monkeys. You must work through using restraint method. It lessens the potential for any bites and scratches.
  3. If you’ve been bitten by the infected animal, take antiviral medicine right away.

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