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Doctor insights on: Typhoid Shot

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How long are typhoid shots good for?

How long are typhoid shots good for?

3 years: The injectable vaccine is good for 3 years. The live oral vaccine is good for 5 years. ...Read more

Dr. Mohammed Parvez
211 doctors shared insights

Typhoid Fever (Definition)

Typhoid fever is a bacterial infection that can cause diarrhea and fever. It is more common in developing countries and it is caused by ingesting ...Read more


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What exactly is a typhoid shot? Is it painful?

What exactly is a typhoid shot? Is it painful?

Immunization: There are two types of typhoid vaccines, an oral version and a "shot". There are pros and cons to each, but the biggest is that one is a shot (!), but is single dose, whereas the oral vaccine is a capsule taken every other day for four doses (takes a week). The oral vaccine also lasts longer (5 yrs) than the shot (2-3 yrs). Oh, and yes it can be a little bit painful, but not bad! ...Read more

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I had the hepatitis and typhoid shots in 2009 before going overseas. Do I have to get another shot before I go to cambodia again?

I had the hepatitis and typhoid shots in 2009 before going overseas. Do I have to get another shot before I go to cambodia again?

Maybe not, but . . .: Travelers to asia can be vaccinated against diseases such as hep a, hep b, and typhoid, before traveling. A typhoid vaccine injection may be wearing off after 3 yrs (the oral typhoid vaccine is said to last about 5 yrs). If a traveler is a routine, short-term tourist, he doesn't have to check his hep a&b antibodies. If he is staying long-term or at high risk, he can get antibodies checked first. ...Read more

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What to do if I had this morning a hepatitis a, b and tetanus shot. plus I started the typhoid vaccine orally. is that safe?

What to do if I had this morning a hepatitis a, b and tetanus shot. plus I started the typhoid vaccine orally. is that safe?

Completely safe: It is totally safe to get multiple vaccines in one setting. I have given as many as 7 at one visit without any problems and with development of good immunity. Make sure you get the subsequent doses at the appropriate intervals. ...Read more

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What causes typhoid?

What causes typhoid?

A bacterial disease: Usually typhoid fever refers to a bacterial infection due to Salmonella typhi. But it can be confused with typhus: infection due to a special bacterial type called Rickettsia, which is an intracellular parasite. Both are common with poor sanitary practices, including unsafe water supply and drainage systems. See the difference here: http://tinyurl.com/csnxwt4 & http://tinyurl.com/lj9eewt ...Read more

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Who was typhoid mary?

Who was typhoid mary?

Healthy Carrier: Mary mallon was the first healthy carrier of typhoid identified in the us. She was an irish immigrant, who worked as a cook. Hygiene was not high on the list in the early 1900's, so it was likely that mary did not wash her hands between the bathroom and kitchen. She was traced to ~30+ illnesses with 3 deaths. The story of her discovery and capture is very interesting. Google it 4 more info. ...Read more

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Who was "typhoid mary"?

Who was "typhoid mary"?

Healthy Carrier: Mary mallon was the first healthy carrier of typhoid identified in the us. She was an irish immigrant, who worked as a cook. Hygiene was not high on the list in the early 1900's, so it was likely that mary did not wash her hands between the bathroom and kitchen. She was traced to ~30+ illnesses with 3 deaths. The story of her discovery and capture is very interesting. Google it 4 mor info. ...Read more

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How does typhoid spread?

How does typhoid spread?

Water contamination: In the developing world, typhoid spreads through human fecal contaminated water. Unlike most kinds of salmonellosis, this form is only a human disease. There are no chickens, cattle or other fauna involved. ...Read more

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