Nursing care
Sexually Transmitted Infections nursing care: what to assess and what to do first
Written and reviewed by Dana Whitfield, RN, MSN · 5 min read · Updated September 2026
Short answer
STI nursing care centres on accurate history-taking, confidential counselling, correct specimen collection and partner notification. Interventions differ by organism: chlamydia and gonorrhoea need antibiotic completion and partner treatment, herpes needs symptom management and disclosure counselling, and HIV needs long-term adherence support. Reporting to public health is mandatory for several organisms but the list and process vary by jurisdiction.
The pathophysiology in one pass
STIs are grouped by organism, not by symptom, and that grouping drives everything downstream. Bacterial infections such as chlamydia, gonorrhoea and syphilis are curable with antibiotics but leave no immunity, so reinfection is common if a partner is untreated. Viral infections such as herpes simplex, HPV and HIV are managed, not cured; the organism persists and treatment suppresses replication or symptoms rather than clearing it. Trichomoniasis, caused by a protozoan, sits closer to the bacterial group in that a full antibiotic course clears it.
Transmission is via mucosal contact with infected secretions or lesions, not casual contact, and many of these organisms establish infection with a single exposure. Chlamydia and gonorrhoea colonise columnar epithelium in the cervix, urethra, rectum and pharynx, which is why a large proportion of infections are asymptomatic and detected only by screening. Syphilis moves through defined stages: a painless chancre, then a systemic secondary rash, then a latent period that can last years before tertiary organ damage. Understanding which stage a patient is in tells you what to test for and what to expect on exam.
Assessment findings that matter
Take a sexual history that is specific rather than moralising: number of partners, condom use, sites of contact (genital, oral, anal), and date of last exposure. Ask about symptoms directly, because many patients will not volunteer discharge or lesions unprompted: dysuria, discharge, pelvic or testicular pain, genital ulcers, rash, or lymphadenopathy. In gonorrhoea and chlamydia, expect a large number of patients, particularly women, to report no symptoms at all, which is why the history and risk factors carry as much weight as the physical exam.
On inspection, look for the specific lesion pattern of each organism: a single painless indurated ulcer suggests syphilis, painful grouped vesicles suggest herpes, and cauliflower-like lesions suggest HPV. Purulent cervical or urethral discharge points to gonorrhoea, while a thinner mucopurulent discharge is more typical of chlamydia. Palpate for inguinal lymphadenopathy and assess for pelvic tenderness or cervical motion tenderness, which raises concern for ascending infection and pelvic inflammatory disease.
What the exam asks about this
NCLEX questions on this topic test whether you know that partner treatment and follow-up testing are part of the nursing plan, not an afterthought handled elsewhere. Expect a scenario where a patient is treated for chlamydia or gonorrhoea and the correct answer includes advising the patient's partner(s) be tested and treated, and advising abstinence until both partners have completed treatment. Questions also test discharge teaching: taking the full antibiotic course even after symptoms resolve, and returning for test-of-cure when indicated.
A second common pattern tests confidentiality and mandatory reporting together. You may see a stem where a minor or a patient in a relationship discloses an infection, and the safe answer respects confidentiality unless legal reporting obligations apply. Expect distractors that offer judgmental language, breach of confidentiality without cause, or withholding treatment pending partner notification, all of which are wrong because they delay care or violate the patient's rights.
Nursing interventions in priority order
Start with correct specimen collection before any treatment is given, since results guide both therapy and reporting. Nucleic acid amplification testing from urine or a swab is standard for chlamydia and gonorrhoea; dark-field microscopy or serology confirms syphilis; viral culture or PCR confirms herpes during an active lesion. Administer or arrange the prescribed antibiotic or antiviral regimen, and observe the first dose when given in clinic to confirm no immediate reaction.
Partner treatment is part of the nursing plan, and reporting requirements vary by organism, so the next priority is arranging both. Discuss expedited partner therapy where your jurisdiction permits it, and document which partners have been notified. Chlamydia, gonorrhoea, syphilis, HIV and hepatitis B are reportable to public health in most jurisdictions, while herpes and HPV generally are not; confirm your local and state requirements rather than assuming they are uniform. Finally, provide teaching on abstinence during treatment, correct condom use, and the schedule for retesting or test-of-cure.
Medications and monitoring
Ceftriaxone is first-line for gonorrhoea, given as a single intramuscular dose, with doxycycline added for concurrent chlamydia unless it is excluded. Azithromycin or doxycycline treats chlamydia alone. Penicillin G remains first-line for syphilis at every stage, and it is the only recommended treatment in pregnancy, so a documented penicillin allergy in a pregnant patient triggers desensitisation rather than substitution.
For herpes, aciclovir, valaciclovir or famciclovir shorten outbreaks and can be used as daily suppressive therapy to reduce transmission risk, though they do not eradicate the virus. For HIV, antiretroviral therapy is lifelong, and the nursing focus is adherence support, since resistance develops quickly with missed doses. Monitor for treatment failure or reinfection with follow-up testing at the interval your protocol specifies, and monitor for drug-specific effects such as gastrointestinal upset with doxycycline or renal function with tenofovir-based regimens.
When to escalate
Escalate any patient with fever, severe pelvic pain, or peritoneal signs, since this suggests pelvic inflammatory disease or a tubo-ovarian abscess that needs imaging and possibly inpatient intravenous antibiotics. In pregnancy, escalate any positive STI result immediately, because untreated syphilis, gonorrhoea or chlamydia can cause fetal loss, congenital infection or neonatal conjunctivitis and ophthalmia, and treatment timing affects outcome.
Escalate suspected sexual assault or a disclosure involving a minor to the appropriate safeguarding pathway before proceeding with routine STI counselling, since evidence collection and reporting obligations take priority. Also escalate any neurological symptom in a patient with syphilis, such as vision change or altered mental status, since this can indicate neurosyphilis requiring intravenous penicillin rather than the standard oral or intramuscular regimen.
The next step on this is the same as on everything else here: answer questions and read the rationales. Our renal and genitourinary practice questions are the closest set to what this page covers.
Common questions
Do I have to notify a patient's partner myself?
In most settings the nurse's role is to counsel the patient on the need for partner notification and testing, not to contact the partner directly. Some jurisdictions offer expedited partner therapy or a public health service that handles notification on the patient's behalf. Check your local protocol before assuming either path is standard.
Which STIs are reportable to public health?
Chlamydia, gonorrhoea, syphilis, HIV and hepatitis B are reportable in most US states, while herpes and HPV usually are not. The exact list and reporting timeframe vary by state, so confirm against your local health department's requirements rather than a national assumption.
Can a patient with an STI still receive routine care confidentially?
Yes. Confidentiality applies to STI diagnosis and treatment as it does to other health information, and disclosure to a partner or family member without consent is not part of routine care. The exception is where mandatory reporting law or a safeguarding concern, such as a minor or suspected assault, overrides that confidentiality.
Why does chlamydia treatment include doxycycline even without symptoms?
Because a large share of chlamydia infections are asymptomatic and still transmissible, and untreated infection can ascend to cause pelvic inflammatory disease and infertility. Treatment is based on the positive test result, not on symptom presence.