Nicotine Drug Test for Smoking & Vaping (Cotinine)

This nicotine drug test kit checks for cotinine, the main substance the body produces when it breaks down nicotine, in a urine sample. Cotinine stays in the body for longer than nicotine itself, which makes it a more reliable marker for recent tobacco use. The kit is a single-use, one-step device, so there’s no equipment or lab visit required.

These tests are widely used by tobacco-free workplace programmes, schools, clinics and parents, as well as by people who simply want to check their own nicotine use for personal reasons.

Key Benefits

• Fast results. A clear result appears within 5 minutes.
• Easy to use. No mixing, timing equipment or specialist knowledge needed, just a urine sample and the dropper provided.
• Discreet and private. Test at home rather than arranging a clinic appointment.
• Wider detection window. Because cotinine remains in the body for several days after nicotine use, this test can pick up recent tobacco use even after nicotine itself has cleared the system.

Understanding Cotinine Detection Windows

Nicotine itself clears the body within a few hours, but cotinine, the metabolite this test looks for, tends to remain detectable for around 2 to 4 days after the last cigarette. How long it stays detectable varies from person to person and can be influenced by factors such as how often someone smokes, their metabolism, and general hydration.

For the most reliable sample, it’s best to test using a first morning urine sample, when it’s typically more concentrated. It’s also worth knowing that prolonged exposure to secondhand smoke in an enclosed space can occasionally affect results, so this is worth bearing in mind when interpreting a positive result.

Results Explained

The test window shows two areas: a control line (C) and a test line (T).

• Negative: Two lines appear, one in the control region and one in the test region, even if the test line is faint. This means cotinine was not detected above 200 ng/mL.
• Positive: Only the control line appears. No line in the test region means cotinine was detected above 200 ng/mL.
• Invalid: No control line appears at all. This usually means either too little or too much urine was used, or the test wasn’t read correctly. Repeat with a new test device if this happens.

This test provides a preliminary result only. It’s a screening tool rather than a diagnostic one, and results should be read as an indication rather than a confirmed clinical finding. Where a confirmed result is needed, a laboratory-based method such as GC/MS testing is the recommended next step.

How To Use

Allow the test device and urine sample to reach room temperature before testing.

1. Remove the test device from its sealed pouch and use it straight away.
2. Place the device on a flat, level surface. Using the dropper provided, add 3 full drops of urine (around 100 µl) to the sample well, avoiding air bubbles, then start timing.
3. Read the result at 5 minutes. Do not read the result after 10 minutes, as this can give a misleading reading.

Who Is It Suitable For?

This test is designed for adult home use where a quick check for recent nicotine use is needed, for example as part of a personal health goal, a family conversation, or a workplace or school wellbeing programme. It is intended as a screening aid rather than a medical diagnosis, and anyone with concerns about nicotine use or dependence should speak to a healthcare professional.

Product Information

• Sample type: Urine
• Detects: Cotinine (the primary metabolite of nicotine)
• Cut-off level: 200 ng/mL
• Result time: 5 minutes (do not read after 10 minutes)
• Kit includes: Test device, dropper, package insert
• Storage: Store in the sealed pouch at 2 to 30°C. Do not freeze. Use before the expiry date printed on the pouch.

Safety Information

• For single use only, do not reuse a test device.
• Keep the device in its sealed pouch until you’re ready to test.
• Treat urine samples as you would any bodily fluid, and dispose of the used device according to your local household waste guidance.
• Keep out of reach of children.

FAQs

How long does cotinine stay in your system?
Typically around 2 to 4 days after the last cigarette, though this varies depending on how regularly someone smokes and individual factors like metabolism.

Can secondhand smoke cause a positive result?
Prolonged exposure to secondhand smoke in an enclosed space can occasionally lead to a positive result, so this is worth considering if a result seems unexpected.

What time of day should I test?
A first morning sample is usually the most concentrated and tends to give the most reliable reading, though the test can be used at any time of day.

Is this test a substitute for a lab test?
No. It gives a fast preliminary screening result. For a confirmed result, a laboratory method such as GC/MS is recommended.

How accurate is the test?
It’s designed to reliably detect cotinine at or above the 200 ng/mL cut-off, though as with any screening test, results should be considered alongside other information rather than as a standalone diagnosis.

Why Buy From Zoom Testing?

At Zoom Testing, we’ve been helping customers access reliable, easy-to-use home testing kits with fast, discreet UK delivery. We carefully select trusted products and offer clear guidance so you can test with confidence, without needing to book a clinic appointment.

Whether you’re testing for personal peace of mind, as part of a family conversation, or for a workplace or school programme, we’re committed to providing dependable testing kits backed by clear instructions and helpful customer service.

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