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Vancomycin peak and trough blood test for monitoring antibiotic drug levels

Vancomycin Peak and Trough Antibiotic Level Blood Test

Vancomycin, Peak and Trough

  • Monitor antibiotic levels during treatment
  • Check kidney safety during medication use
  • Track infection treatment progress over time
$1111
First results as soon as overnight*

All results normal? Get your money back. First-time customers only. File a support ticket titled “Money Back Guarantee” with your order number within 15 days of receiving your results. STD, Sickle Cell, and gift orders aren’t eligible. Full terms apply. guarantee
No questions asked refunds
LegitScript certified

Prescription & all lab fees included

Go directly to the lab, no extra fees

Doctor's guidance included

Easy to understand results

Fast & convenient

Lab visit as quick as 10 mins in & out

Prescription & all lab fees included

Go directly to the lab, no extra fees

Doctor's guidance included

Easy to understand results

Fast & convenient

Lab visit as quick as 10 mins in & out

All results normal? Get your money back. First-time customers only. File a support ticket titled “Money Back Guarantee” with your order number within 15 days of receiving your results. STD, Sickle Cell, and gift orders aren’t eligible. Full terms apply. guarantee
No questions asked refunds
LegitScript certified

What's this test for?

This test is ideal if you're currently taking vancomycin, an antibiotic used for serious bacterial infections, and need to make sure the amount in your blood is working safely and effectively. It helps check that the dose you're getting is high enough to fight the infection but not so high that it could harm your kidneys or hearing. It's commonly used for people on this medication for an extended period or receiving it through an IV.

What happens after I get my results?

Your peak and trough values will show up in your account along with the normal range for each, so you can see exactly where your levels fall. If a level is too high or too low, the report explains what that typically means, and retesting is often done regularly while you're on vancomycin to keep levels in a safe range. If either value looks dangerously out of range, seek medical care right away. You can download a standard lab report anytime and use the trends feature to track your levels across multiple tests during your treatment.

Who should consider this test?

Anyone currently being treated with vancomycin, especially for infections like MRSA, or people who can't take penicillin-type antibiotics and are relying on vancomycin instead, should consider this test. It's especially important for those on longer courses of treatment or higher doses, since drug levels can build up unexpectedly. People with kidney concerns should also pay close attention, since vancomycin is processed through the kidneys.

What symptoms indicate I may need this test?
If you're on vancomycin and notice ringing in your ears, dizziness, decreased urination, swelling, or unusual fatigue, this test can help check whether your drug levels are too high. Signs that an infection isn't improving, like ongoing fever or worsening symptoms, may also mean your levels need to be checked to see if the dose needs adjusting. Always mention new or worsening symptoms so levels can be checked promptly.
When will I get my results?
Results are typically available within about 7 days of your blood draw. Because vancomycin levels can change quickly, your care plan may call for more frequent testing than the standard turnaround, so timing of your blood draws relative to your dose really matters for accurate results.
What does high vancomycin mean?
A high trough (the lowest point right before your next dose) can mean the drug is building up in your body faster than it's being cleared, which raises the risk of kidney or hearing problems. This is often related to dosing that's too frequent, or kidneys that aren't clearing the drug as quickly as expected. Staying well hydrated and reporting any hearing changes or reduced urination promptly are important simple steps.
What does low vancomycin mean?
A low peak or trough can mean there isn't enough of the drug in your system to fight the infection effectively, which could allow the infection to persist or get worse. This can happen if doses are too spaced out, too low, or if your body is clearing the drug unusually fast. This usually means a dose or timing adjustment is needed to reach an effective level.
What causes abnormal vancomycin levels?
Levels can run high if the kidneys aren't filtering the drug efficiently, if doses are too high, or if doses are given too close together. Levels can run low due to under-dosing, faster-than-normal drug clearance, or blood draws taken at the wrong time relative to the dose. Staying consistent with dose timing and hydration helps keep results more accurate and levels more stable.
How often should I retest?
Retesting frequency for vancomycin depends on how long you're on the medication and how stable your levels have been, but it's common to recheck levels every few days during active treatment, especially early on or after any dose change. People with kidney concerns or longer treatment courses may need more frequent checks. Consistent monitoring helps catch any drift in levels before it becomes a problem.
What should I do if my results are abnormal?
If your results are outside the expected range, the report will explain what that value means and simple next steps, such as adjusting timing between doses or increasing fluids if appropriate. Keep track of any new symptoms like hearing changes, dizziness, or reduced urination and seek medical care promptly if these occur. Using the trends feature to compare results over time can help you see whether adjustments are working.
How’s this work?
Getting your blood test with us is easy, private & backed by the power of science.

Long story short:
  1. In the test options, use the filters or search box to narrow your choices and find the test you want.
  2. If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test.
  3. Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout.
  4. If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want.
  5. When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system.
  6. Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way.
  7. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!
  8. If you have any questions, please text us at 754-799-7833 or email [email protected] and we'll gladly help you.
How do I know which test to get?
In the test options, find the test you want. If you’re not sure which test to get, we can lend a hand in finding the right option.

Just text or call us at 754-799-7833, email us at [email protected], and we'll gladly help you. We've got your back and reply quickly.
Is it possible to make changes to my lab order if I made a mistake with the name, date of birth, or any other details?
Absolutely! We totally understand that errors can happen. No worries, we're here to help you.

Just reach out to us via text at 754-799-7833 or shoot us an email at [email protected]. Remember to include your order number and let us know the correct information you’d like to update. Our awesome team will jump right in and make sure everything is sorted out and accurate for you.

There are no changes necessary if your address is wrong on the requisition though. We don’t mail anything out.

Our lab requires an address to be listed to generate an order.
Do you accept health insurance?
Only HSA & FSA is accepted.

Our services are strictly self-pay and cannot be submitted to your health insurance provider except for Health Savings Accounts or Flexible Savings Accounts.

This policy applies to all insurance companies, including federal health insurance programs like Medicare.

If you have any questions, please text us at 754-799-7833 or email [email protected].
Can I cancel my order?
Yes.

We get it – sometimes your needs change.

As long as your samples haven’t been collected yet, we’re happy to help you cancel your order.

If you have any further questions, please text us at 754-799-7833 or email [email protected].

You can read more about our cancellation policy here.
How can I find a lab location near me?
During the ordering process, you’ll be able to select a specific lab near you, with no strings attached! You can switch it up later easily and visit any of our authorized locations as long as it’s the same lab company you selected your test for (Quest Diagnostics or Labcorp).

Before you proceed with your order, feel free to browse through all our lab locations here. This will give you the peace of mind of knowing that there's a lab nearby your home, office or your favorite gym.

If you have any questions, please text us at 754-799-7833 or email [email protected] and we'll gladly help you.

Here’s why 1,000,000+ customers chose us for affordable hassle-free private blood testing.

You get clinical lab reports & simplified health insights.
Save time & gas, go straight to the lab. Our doctors cover the rest.
Results start landing the next day after your lab visit.*
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US-licensed doctors have your back if things get unclear.
No hidden fees, nice discounts for regular checkups.
Save a trip to the doctor, go directly to the lab
Get lab order in minutes, results come overnight*
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Demo results
Vancomycin Trough Level 14 mcg/mL
Demo results
Low (<10 mcg/mL) Therapeutic (10-20 mcg/mL) High (>20 mcg/mL)
14 mcg/mL

What this means

A trough of 14 mcg/mL falls within the therapeutic range, meaning there's typically enough vancomycin in your blood right before the next dose to keep fighting the infection without building up to unsafe levels. This is generally a good sign that your current dosing schedule is working well.

* Regular blood test results (e.g., CBC) typically start arriving the next business day after sample collection. More advanced tests may take longer due to complexity.
Here’s how easy it is to get blood work done on your terms
Choose a checkup
Order your test Save a trip to the doctor. Your results will come with clear, friendly explanations. Takes 2 minutes
Book a lab
Book an appointment Visit any of our 4,000 nearby lab locations to have your samples collected. Book or walk-in
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Get results Receive a clear, easy-to-digest health report by email & SMS within a few business days. Get answers, fast

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Vancomycin Peak and Trough Antibiotic Level Blood Test

  • Monitor antibiotic levels during treatment
  • Check kidney safety during medication use
  • Track infection treatment progress over time
$1111
Still got questions? Text our super-cool support team at 754-799-7833 to get help finding your ideal checkup.
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For informational purposes only. Not medical advice.