A full panel STD test typically screens for HIV, syphilis, chlamydia, and gonorrhea at minimum, with broader panels adding hepatitis B and C, trichomoniasis, and sometimes herpes. Here is what nobody tells you at checkout: "full panel" has no official medical definition, so two products with the same name can test for very different things. Expect to pay roughly $99 to $249 for mail-in kits, $100 to $300+ at clinics, and less through public health programs. The list of tests matters more than the label.

Key takeaways

  • "Full panel" is a marketing term, not a medical standard. Always read the actual test list.

  • The core four: HIV, syphilis, chlamydia, gonorrhea. Everything beyond that varies by vendor.

  • Urine-only panels miss throat and rectal infections entirely. Exposure sites should drive sample sites.

  • Routine herpes blood testing is not recommended without symptoms, no matter how many panels sell it.

  • The right panel for your situation usually costs less than the biggest panel on the menu.

What "full panel" actually means (nothing official)

There is no governing body that defines a full std panel. The CDC publishes screening recommendations by risk and situation, not a universal checklist, which leaves "full," "complete," and "comprehensive" as adjectives each lab or kit company defines for itself. One company's 8-test panel skips trichomoniasis; another's "10 panel std test" pads the count with hepatitis A, which is vaccine-preventable and rarely sexually urgent. The practical move is boring and effective: ignore the panel name, read the test list, and check it against your actual exposures.

What's included, test by test

Test

What it detects

Sample

In most panels?

HIV (4th-gen antigen/antibody)

HIV-1 and HIV-2

Blood

Yes

Syphilis (RPR + confirmatory)

Treponema pallidum

Blood

Yes

Chlamydia (NAAT)

C. trachomatis

Urine or swab

Yes

Gonorrhea (NAAT)

N. gonorrhoeae

Urine or swab

Yes

Hepatitis B & C

Liver infections

Blood

Often

Trichomoniasis

T. vaginalis

Urine or swab

Sometimes

Herpes (HSV-1/2 IgG)

Past exposure to herpes viruses

Blood

Sometimes, controversially

Mycoplasma genitalium

Emerging bacterial STI

Urine or swab

Rarely

The core four earn their place in every comprehensive std panel: HIV and syphilis because early detection changes everything, chlamydia and gonorrhea because they are common, frequently silent, and curable. The additions are where panels diverge, and where the next two sections matter.

What full panels usually miss

Three gaps hide inside even genuinely broad panels. Site-specific infections first: a urine test detects chlamydia and gonorrhea in the urethra, and nowhere else. Oral and anal exposure call for throat and rectal swabs, which many mail-in panels either skip or charge extra for, and which the CDC specifically recommends for people with those exposures. A "full" panel that samples one site is a partial panel with good branding.

HPV second: there is no approved general screening test for HPV in men, and for women it lives inside cervical cancer screening rather than STD panels. Any panel implying otherwise is overselling. Timing third: every test has a window period after exposure during which it reads falsely negative; our at-home STI tests vs lab testing guide covers those windows in detail, and they apply identically to panels of every size.

The herpes question, honestly

Herpes serology is where panel marketing and medical guidance part ways. The CDC does not recommend routine herpes blood testing for people without symptoms, because the IgG test cannot say where or when an exposure happened, false positives are common at low index values, and a surprise "positive" for a virus most adults carry causes real distress without changing care. Panels include it anyway because customers expect it. If you have symptoms, get examined and swab-tested. If you do not, a herpes line on a panel deserves a conversation with a clinician before you buy it, and certainly before you panic over it.

What a full panel STD test costs

Where

Typical cash price

Notes

Mail-in kit companies

$99–$249

Convenient; read the test list and site coverage

Direct-to-consumer lab menus

$150–$300

Same labs clinics use, no visit included

Urgent care / clinics

$100–$300+

Exam included; itemized billing varies wildly

Public health departments

Free–$50

The CDC's GetTested locator finds them; best value in the category

Telehealth-ordered testing

Visit fee + lab pricing

Tests matched to your situation, results with a doctor attached

Two cost notes worth their space. Insurance often covers recommended screening at no cost under preventive-care rules, so a std panel cost of $0 is realistic for, say, annual chlamydia and gonorrhea screening in women under 25, if you are comfortable with it on your record. And the biggest panel is frequently the wrong spend: paying $249 to test for ten things when your situation calls for four tests and a throat swab is how this industry monetizes anxiety.

Full panel vs the right panel

CDC screening logic is situational, and it is worth translating. Everyone 13 to 64 should have an HIV test at least once. Sexually active women under 25: chlamydia and gonorrhea annually. Men who have sex with men: HIV, syphilis, chlamydia, and gonorrhea at least yearly, with three-site sampling and more frequent testing depending on exposures. New partner, condom break, a partner's positive result, or symptoms each reshape the list again. This is exactly the ten-minute conversation a licensed US doctor online can have with you for a flat $39: which tests, which sites, and precisely when to take them so the windows do not produce false comfort.

From results to treatment (the part panels do not include)

A results PDF is the midpoint, not the finish. Chlamydia and trichomoniasis are treated with first-line oral medications a telehealth doctor can prescribe the same day a positive lands, sent to your local pharmacy; see chlamydia treatment online for how that works. Gonorrhea currently requires an injectable antibiotic, which means an in-person referral, and any service that claims to treat it entirely online is a red flag. HIV and syphilis positives get confirmatory testing and connection to treatment, where starting fast genuinely changes outcomes. When August orders your testing, the same $39 visit covers interpreting results and driving whichever next step yours require, with follow-up questions free for 365 days.

Frequently Asked Questions

At minimum: HIV, syphilis, chlamydia, and gonorrhea. Broader panels add hepatitis B and C, trichomoniasis, and often herpes antibodies. Because no official standard exists, the only reliable answer is the vendor's actual test list.

A marketing configuration, usually the core four plus herpes 1 and 2, hepatitis A, B, and C, counted to ten by splitting virus types. More lines does not mean better screening; matched-to-you testing does.

Roughly $99–$249 by mail, $150–$300 through consumer lab menus, $100–$300+ at clinics, and free to cheap at public health sites. Telehealth-ordered testing prices as a flat visit fee plus only the labs you need.

Recommended screening is usually covered as preventive care: HIV testing, and chlamydia/gonorrhea screening for higher-risk groups, often at $0. Panels beyond the recommendations may bill as diagnostic. Ask, or pay cash for privacy.

Annually is a sensible baseline for sexually active people with new or multiple partners, with higher frequency for higher exposure. One panel after each new partner beats one giant panel every few years.

Usually not by default. Urine covers the urethra only; throat and rectal infections need their own swabs. If your exposures include oral or anal sex, confirm three-site testing is included before paying for "full."

Without symptoms, guidance says generally no: the blood test cannot localize or date an exposure and false positives are common. With sores or symptoms, skip the panel debate and get examined and swab-tested promptly.

Each test has its own window: about 1–2 weeks for chlamydia and gonorrhea, longer for HIV and syphilis blood tests. A panel taken too early can be confidently wrong. After a specific exposure, time the testing with a clinician.

Yes, through kits and direct lab menus. What you lose is test selection, timing judgment, and a treatment path if anything is positive. A $39 online visit restores all three without a waiting room.