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. Author manuscript; available in PMC: 2015 Sep 11.
Published in final edited form as: AIDS. 2014 Jul 17;28(11):1545–1554. doi: 10.1097/QAD.0000000000000301

Table 1.

Nonoccupational postexposure prophylaxis laboratory monitoring (for exposed patients).

Baseline 2 weeks after
exposure		 4 weeks
after exposure		 6 weeks
after exposure		 12 weeks after
exposure		 16 weeks after
exposure		 24 weeks after
exposure
HIV Ab or Ag-Ab CDC; NYSDOH;
USPHS		 CDCa; NYSDOH CDCa; USPHS CDC; NYSDOH;
USPHS		 USPHSb CDC; USPHSc
Blood urea nitrogen, complete
blood count, creatinine		 CDC; NYSDOH;
USPHS		 CDC; NYSDOH;
USPHS		 NYSDOH
Liver enzymes CDC NYSDOH;
USPHS		 CDC; NYSDOH;
USPHS		 NYSDOH NYSDOH
Hepatitis C antibody (if source
negative or unknown)		 CDC; NYSDOH CDC; NYSDOH CDC; NYSDOH
Hepatitis C RNA, liver enzymes
(if source seropositive)		 NYSDOH NYSDOH
Hepatitis B surface antigen
and antibody		 CDC; NYSDOH CDCa CDCa CDC
GC, Chlamydia NAAT at site of
exposure, rapid plasma reagant
(RPR) (not for sexual assault)		 CDC; NYSDOH CDC; NYSDOH CDCa CDCa

CDC, 2005 CDC NPEP guidelines [21]; NYSDOH, 2013 New York State DOH NPEP guidelines [23]; USPHS, 2013 USPHS HIV PEP guidelines [22].

a

Four or 6 weeks postexposure.

b

Only if fourth-generation test is used.

c

Only if fourth-generation test is not used.