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Metoclopramide concentration in serum/plasma

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of metoclopramide, a medication used to treat nausea, vomiting, and slow stomach emptying, in your blood.

Quick summary

["This test helps monitor your drug levels to ensure safe dosing and avoid side effects."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
73274-3
Short code
Metoclopramide ind plt IgM SerPl Ql FC
Synonyms
Metoclopramide ind plt IgM SerPl Ql FC
Category
hematology
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
flow-cytometry
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why Is This Test Done?

Your healthcare provider may order this test if you’re taking metoclopramide regularly to check if your body is processing the medication correctly. It can also help adjust your dose if needed, especially in children or people with certain health conditions.

What to Expect Before the Test

No special preparation is needed. You may have a small needle inserted into your arm or vein for blood collection. The process usually takes a few minutes.

What the Results Mean

The results show how much metoclopramide is in your blood at the time of testing. This helps your doctor determine if your dose is working as intended or if adjustments are needed.

Possible Side Effects or Considerations

Metoclopramide can cause side effects like drowsiness, restlessness, or rare but serious issues like movement disorders. Your doctor will discuss these risks with you before prescribing the medication.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test is critical for patients on long-term metoclopramide therapy to prevent toxicity (e.g., from excessive accumulation) or subtherapeutic levels (e.g., in children or those with liver/kidney issues). Abnormal results may prompt dose modifications or alternative treatments.

Short name

Metoclopramide Level

Frequently asked questions

How often will I need this test?
The frequency depends on your treatment plan. Your doctor may order it periodically (e.g., weekly, monthly) or only when symptoms change or if you experience side effects.
What if my results are outside the expected range?
If your levels are too high, your doctor may reduce the dose to avoid side effects. If too low, they may increase it. Always follow their guidance—never adjust your medication yourself.
Can I eat or drink before this test?
Typically, fasting is not required, but check with your lab or doctor for specific instructions, as some tests may have exceptions.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy