COMDTINST 6230.6
14 MAY 1991
5.
PRECAUTIONS. Protective antibodies take approximately three weeks to develop. Typhoid
vaccination is only about 50 percent effective in preventing the disease. Therefore, the
precautions in enclosure (2) must be taken to avoid ingesting contaminated food, milk, or
water. These precautions can also prevent a number of other food/waterborne illnesses, such
as travelers' diarrhea and hepatitis.
6.
PROCEDURES. Typhoid immunization shall be administered in accordance with reference
(a). In circumstances where short notice (less than four weeks prior to arrival in infected
area) for travel occurs and typhoid immunization is required, the following alternatives
apply:
a.
The health care provider shall use for the entire series either the acetone-inactivated or
phenol-treated vaccine, in three 0.5 ml doses subcutaneously (SC), one week apart.
b.
In a time critical situation (less than two weeks prior to arrival in infected area), the
command shall contact by telephone Commandant (G-KOM) concerning the use of live
oral vaccine.
7.
ACTION. Area and district commanders, commanders of maintenance and logistics
commands, unit commanding officers, and Commander, Coast Guard Activities Europe shall
ensure that the provisions of this instruction are followed.
/s/ MICHAEL HUDGINS
Chief, Office of Health and
Safety
Encl: (1) Requirements for Typhoid Immunization
(2) General food and Water Precautions in Endemic, Epidemic, or Outbreak Areas
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