Question 1

What is tick-borne encephalitis?

Accepted Answer

Tick?borne encephalitis (TBE) is a viral infection of the central nervous system caused by the tick?borne encephalitis virus (TBEV). It can range from a mild flu?like illness to severe neurological complications like meningitis or encephalitis.
Source: Wikipedia (citing The Lancet), 2025

Question 2

What causes tick-borne encephalitis?

Accepted Answer

Tick-borne encephalitis is caused by the tick-borne encephalitis virus (TBEV), a member of the flavivirus family. The virus is primarily spread to humans through bites from infected ticks.

Question 3

How common is tick-borne encephalitis?

Accepted Answer

Tick-borne encephalitis is most common in certain parts of Europe and Asia, where thousands of cases are reported each year. The disease is rare in the United States, but travelers to affected regions may be at risk.

Question 4

Where is tick-borne encephalitis found?

Accepted Answer

TBE is mainly found in forested areas of Central, Eastern, and Northern Europe, as well as parts of Russia and Asia. It is not typically found in North America, but people traveling to endemic regions may be exposed.

Question 5

What is the tick-borne encephalitis virus?

Accepted Answer

The tick-borne encephalitis virus (TBEV) is a virus that infects the central nervous system. It is carried by certain species of ticks, especially in European and Asian regions, and can cause inflammation of the brain and spinal cord.

Question 6

What is the tick-borne encephalitis vaccine?

Accepted Answer

The TBE vaccine is an inactivated viral vaccine—such as TicoVac™—that provides protection against TBEV. It is approved in the U.S. for individuals aged one year and older.
Source: CDC Yellow Book, 2025

Question 7

Who should get the tick-borne encephalitis vaccine?

Accepted Answer

The vaccine is recommended for U.S. travelers or those moving to TBE?endemic areas who anticipate extensive tick exposure, such as spending time outdoors in forests or rural regions.
Source: CDC, 2024

Question 8

Where can I get the tick-borne encephalitis vaccine?

Accepted Answer

In the U.S., the TBE vaccine is available by prescription—Pfizer’s TicoVac™ being the only licensed option. Travelers should consult travel medicine clinics or healthcare providers for access prior to visiting high-risk regions.
Source: Hills?SL?et?al., MMWR, 2023

Tick Borne Encephalitis Medications