H. influenzae, including Hib, disease occurs mostly in babies and children younger than 5 years old. Adults
65 years or older
, American Indians, Alaska Natives, and people with certain medical conditions are also at increased risk.
How common is Hib in adults?
In 2017, the incidence of invasive nontypeable H. influenzae disease was
6.2 cases per 100,000
in adults 65 years of age and older.
What is Hib disease in adults?
Haemophilus influenzae type b (Hib) disease is
a bacterial illness
that can cause pneumonia, meningitis, and blood infection and can sometimes be fatal.
Can adults get Haemophilus influenzae type B?
Haemophilus influenzae type b can cause many different kinds of infections. These infections usually affect children under 5 years of age but
can also affect adults with certain medical conditions
.
What is the maximum age for Hib?
You can administer the first dose as early as age 6 weeks. CDC recommends a booster dose of any licensed conjugate Hib vaccine at age
12 through 15 months
.
Is Hib serious?
Haemophilus influenzae type b (Hib)
can cause serious illness and death in babies and children younger than 5 years old
. CDC recommends Hib vaccination for all children younger than 5 years old in the United States.
How did I get Haemophilus influenzae?
People spread H. influenzae, including Hib, to others
through respiratory droplets
. This happens when someone who has the bacteria in their nose or throat coughs or sneezes. People who are not sick but have the bacteria in their noses and throats can still spread the bacteria.
Where is Haemophilus influenzae most commonly found?
Haemophilus influenzae is a bacteria that is found in
the nose and throat of children and adults
. Some people can carry the bacteria in their bodies but do not become ill.
How many doses of Hib are needed?
Three doses or four doses
, depending on the brand of the Hib vaccine, are recommended for children by doctors as the best way to protect against Hib disease.
Can you get Hib if you are vaccinated?
However, episodes of Hib disease
in fully vaccinated children do occur
. The two commonest types of infection in such cases are meningitis, followed by epiglottitis, with other clinical presentations seen more rarely. Hib conjugate vaccine failure is likely to have multiple and complex causes.
How common is Hib disease?
Every year about 20,000 young children got serious Hib disease and about 1,000 died. More than half of the children who developed serious Hib disease were younger than one year old. Today,
less than 50 cases of Hib disease occur each year in young children
in the United States.
What age do you stop giving Hib vaccine?
Infants will usually get their first dose of Hib vaccine at 2 months of age and will usually complete the series at
12–15 months of age
. Children between 12 months and 5 years of age who have not previously been completely vaccinated against Hib may need 1 or more doses of Hib vaccine.
Is Hib the same as hep B?
Haemophilus B and hepatitis B vaccine is a combination vaccine whose
generic name is Haemophilus b conjugate and hepatitis B recombinant vaccine
. It protects against the infectious diseases Haemophilus influenzae type B and hepatitis B. A branded formulation, Comvax, was marketed in the US by Merck.
How long is Hib contagious?
The contagious period varies and, unless treated, can last for as long as the bacteria are present in the nose and throat, even after symptoms have disappeared. A person can no longer spread Hib disease after taking antibiotics for
one to two days
.
How are invasive Hib infections in adults treated?
Antibiotics and supportive care are the mainstays of treatment for Haemophilus influenza infections. Initially, invasive and serious H influenzae type b (Hib) infections are best treated with
an intravenous third-generation cephalosporin until antibiotic sensitivities become available
.
Is Hib a virus or bacteria?
Hib is a
bacterial illness
that can lead to a potentially deadly brain infection in young children. Hib may cause diseases such as meningitis (inflammation of the coverings of the brain and spinal column), bloodstream infections, pneumonia, arthritis and infections of other parts of the body.
