An 18-panel multi-drug rapid urine test cup designed for fast, reliable screening of
18different substances simultaneously. Delivers results in just 5 minutes with 99%
accuracy ideal for workplace, home, or clinical use.
Shop Now
This product has multiple variants. The options may be chosen on the product page
12 Panel Now 18 Panel Specifications
All-in-one design — 12 substance detection with integrated specimen validity features
Temperature strip — built-in to confirm sample is fresh and within valid range (90–100°F)
Durable, tamper-evident construction with security seal
Long shelf life — designed to last up to 24 months
User-friendly format — simple steps for fast, accurate administration
Rapid results — accurate readings within 5 minutes
12 Panel Now 18 Panel Specifications
Test Strip
Substance
Cutoff
What it catches
Amphetamine
1000 ng/mL
Adderall, Vyvanse, amphetamines
Barbiturates
300 ng/mL
Phenobarbital, secobarbital, butalbital
Buprenorphine
10 ng/mL
Suboxone, Subutex, Belbuca
Benzodiazepines
300 ng/mL
Xanax, Valium, Klonopin, Ativan
Cocaine
300 ng/mL
Cocaine, crack cocaine
Ecstasy
500 ng/mL
MDMA, MDA
Methamphetamine
1000 ng/mL
Crystal meth, street meth
Morphine/Opiates
300 ng/mL
Heroin, codeine, morphine
Methadone
300 ng/mL
Methadone
Oxycodone
100 ng/mL
OxyContin, Percocet
Phencyclidine
25 ng/mL
PCP, angel dust
Marijuana
50 ng/mL
Cannabis, THC products
Easy Steps To Use The 18 Panel Urine Drug Test Cup
1 - Collect
Have the donor provide a urine sample directly into the cup (approx. 30 mL).
2 - Wait
Seal the cup securely. At 2–4 minutes, verify the specimen temperature by checking that the green dot appears on the corresponding temperature line (90–100°F).
3 - Read
Peel off the label when the cup is ready to interpret the results. Test results should be read within 5 minutes.
Positive
Only one colored band appears in the Control Region (C). No colored band appears in the Test Region (T) for the drug in question — drug detected above cutoff level.
Negative
Two colored bands appear — one in the Control Region (C) and another in the Test Region (T) for the drug in question. No drugs detected above the cutoff threshold.
Invalid
Control band fails to appear. Discard the test and repeat with a new cup. If the problem persists, contact the local distributor. Not a positive or negative result.
What is in a 18 Panel Multi Drug Test Cup?
The 18 Panel Drug Test Cup is a fast, accurate, and easy-to-use screening solution designed for the detection of commonly abused substances ranging from Amphetamines (AMP), Barbiturates (BAR), Benzodiazepines (BZO), Buprenorphine (BUP), Cocaine (COC), Marijuana / THC (THC), Methadone (MTD), Methamphetamine (mAMP/MET), Opiates (OPI), Oxycodone (OXY), Phencyclidine (PCP), Propoxyphene (PPX), Tricyclic Antidepressants (TCA), MDMA / Ecstasy (MDMA)
The 14-panel drug test cup provides broad-spectrum detection in a single, efficient device offering fast, accurate screening for illicit drugs, opioids, stimulants, and prescription medication misuse. They are classified as
Each test cup features clear and easy-to-read test strips with built-in control lines to verify proper test performance. The intuitive design allows for quick interpretation of results without the need for extensive training, making the testing process efficient and user-friendly.
An integrated temperature strip is included to help validate specimen authenticity at the time of collection. The secure, leak-resistant screw-top lid helps prevent spills and contamination during handling or transport. Because the test cup is fully self-contained, no additional testing equipment is required, simplifying both collection and administration procedures.
What Is A 18 Panel Drug Test?
What is this product?
An 18-panel drug test cup with ETG for forensic use applications. It screens urine specimens for 18 substances including fentanyl, xylazine, ketamine, and ethyl glucuronide (alcohol metabolite) with results in 5 minutes. Who is it for?
Probation and parole departments. Drug courts. Sober living facilities. Correctional institutions. Child protective services. Family court administrators. Law enforcement agencies. Any entity requiring forensic drug testing where results determine program compliance rather than medical diagnosis. What does it do?
Detects 18 commonly abused substances in a single integrated cup. The subject provides a urine sample directly into the cup, and color-coded test strips display results within 5 minutes. Built-in temperature strip verifies sample authenticity. What are the benefits in your workplace?
Fentanyl detection that traditional opiate panels completely miss. ETG alcohol detection up to 80 hours after consumption (vs 12 hours for breathalyzers). Buprenorphine and methadone panels for MAT program monitoring. Single-cup convenience eliminates separate testing for alcohol. Volume pricing that stretches your testing budget further. What problems does it solve?
Subjects using fentanyl testing negative on standard opiate screens. Alcohol going undetected between scheduled tests. Xylazine — the emerging "tranq" drug — evading detection entirely. Ketamine and gabapentin abuse slipping through standard panels. What are your next steps?
Complete the Forensic Use Only verification form for volume pricing from our sales team. Once complete, our team contacts you to discuss your program's testing requirements and find the best fit for your needs.
Complete Forensic Use Only Verification
What is an 18 panel drug test cup?
An 18 panel drug test cup is a multi-drug urine testing device that screens for 18 different substances at once. It is CLIA waived and delivers results in about 5 minutes with up to 99% accuracy, making it ideal for workplace, clinical, and at-home use.
How accurate are drug test cups?
Most high-quality drug test cups offer up to 99% accuracy when used correctly. However, results are considered preliminary screening, and any positive result should be confirmed with GC/MS or LC-MS/MS lab testing for legal or medical decisions.
How long do drugs stay in urine?
Detection times vary depending on the drug, usage frequency, and metabolism. Most substances can be detected for 1–4 days, while THC may remain detectable for up to 30 days in frequent users. Fentanyl has a 1–3 day window at a 2 ng/mL cutoff.
Can drug test results be wrong?
Yes, false positives and false negatives can occur. Causes include medications, supplements, improper testing, or diluted samples. Confirmatory lab testing is recommended for any critical result, especially in legal or workplace settings.
Should I confirm positive result?
Yes, especially for workplace, legal, or medical use. A positive result from a rapid test should always be confirmed using GC/MS or LC-MS/MS, which are highly accurate laboratory methods that can identify specific substances definitively.
Adulteration testing in urine cups?
Adulteration testing checks whether a urine sample has been tampered with or diluted. It measures pH, creatinine, specific gravity, oxidants, nitrites, glutaraldehyde, and temperature ensuring the sample is valid and reliable for screening.
Features and Benefits
› Serenity Drug Test Cup: The serenity drug test cup is a trusted name created by 12 Panel Now and exclusive shipping offered by Slash Medical. The serenity brand created by 12 Panel Now serves as a benchmark for other industries interms of drug test cups as they incorporate cutting edge screening methods for faster and more accurate drug detection.
› Tamper-Proof and Solid Lid Design: Along with that our solid cover and tamper proof design helps prevent any manipulation or contamination, ensuring trustworthy results every time.
› Built-in Temperature Strip in all cups: Each cup has a built in temperature strip to verify whether the urine sample falls within the normal body temperature range, ensuring authenticity.
› User-Friendly and Cost-Effective: Not only is the test convenient, but it also serves as a budget-friendly option for high-volume orders
› High Accuracy, Quick Results and Better Quality: Furthermore, the cup delivers results in just a few minutes with over 99% accuracy, enabling fast and confident decision-making.
› Extended 24-Month Shelf Life: Each cup offers a 24-month shelf life from the manufacturing date, making it ideal for bulk purchases and long-term storage.
› FREE Shipping (100+ Cups): Free Same Day shipping on orders of 100 cups or more
› Bulk Pricing Advantage: Bulk pricing offers a variety of options for all buyers to ensure the best pricing.
Full-spectrum detection covering stimulants, depressants, opioids, emerging synthetic drugs,
alcohol metabolites, and veterinary sedatives now entering the illicit drug supply.
Ketamine — Special K, dissociative anesthetic; 1–3 day window
COT
Cotinine — Nicotine metabolite; 1–2 day detection window
Drug Detection Times & Cutoff Levels
Drug
Cutoff Level (ng/mL)
Detection Time
Notes
AMP — Amphetamine
1000
1–3 days
Higher cutoff reduces false positives from cold medicines
MET — Methamphetamine
1000
1–3 days
Crystal meth, some diet pills
COC — Cocaine
300
1–3 days
Metabolite benzoylecgonine persists longer
THC — Marijuana
50
3–30 days
Up to 30 days for heavy daily users
OPI — Opiates
2000
1–4 days
Heroin, morphine, codeine, hydrocodone
OXY — Oxycodone
100
1–4 days
OxyContin, Percocet
PCP — Phencyclidine
25
1–7 days
Heavy users up to 14 days
FEN — Fentanyl
2
1–3 days
Ultra-low cutoff — detects trace amounts
TRA — Tramadol
100
1–4 days
Ultram, Conzip
KET — Ketamine
50
1–3 days
Special K, dissociative anesthetic
GAB — Gabapentin
300
1–2 days
Short window; test close to suspected use
COT — Cotinine
200
1–2 days
Nicotine metabolite
XYL — Xylazine
100
1–2 days
Emerging tranq drug in illicit supply
New To Managing Your Testing Program?
Taking over a drug testing program comes with pressure. You're reviewing supplier agreements and looking for ways to improve efficiency. The last thing you need is supply chain problems when a court date is approaching or a subject needs immediate testing.
You're expected to cut costs without compromising detection capability.
Your predecessor locked you into supplier relationships that may not serve you.
Your team is watching to see if you can deliver better than the last manager.
You need quick wins to establish credibility with your team and stakeholders.
Our 18-panel drug test cup with ETG helps you look like the manager who…
Found substantial savings without compromising detection capability.
Upgraded to fentanyl detection before someone slipped through the cracks.
Secured a more reliable supplier than your predecessor had.
Made smart decisions that support both the budget and public safety.
Why Work With Us?
Find the Lower Cost
Find the lower cost, equal quality alternative to the brand your program uses now. Per-cup costs drop significantly at institutional quantities.
Lock In Your Volume
Lock in your volume and avoid the supply-chain disruptions your current provider gambles with. Multiple sourcing channels mean fewer stockouts for you.
Talk to a Real Partner
Talk directly to the president of the company if you have a concern. You're not a number — you're a partner. Transparent communication on industry-wide issues arise.
Breathalyzers Give You 12 Hours. ETG Gives You 80.
Breathalyzers and blood alcohol tests have a fundamental limitation: they detect alcohol for about 12 hours after consumption. Someone can drink heavily on Friday night, test clean on Monday morning, and you'd never know.
ETG (ethyl glucuronide) is a direct metabolite of alcohol that remains detectable in urine for 48–80 hours after drinking. This extends your detection window from hours to days — making it far harder for subjects to time their drinking around scheduled tests.
The 500 ng/mL cutoff is calibrated to minimize false positives from incidental exposure (hand sanitizer, mouthwash) while reliably catching actual drinking. At this level, approximately 70% of heavy drinking episodes are detected within one day, with a false positive rate of only about 5%.
For programs requiring abstinence verification where daily testing is impractical, ETG is the difference between knowing and guessing.
Why Work With Us?
Find the lower cost, equal quality alternative to the brand your program uses now.
Lock in your volume and avoid the supply chain disruptions your current provider gambles with.
Lock in your volume and avoid the supply chain disruptions your current provider gambles with.
Built for Testing Administrators in Law Enforcement Settings
A 14 panel drug test cup integrates directly into established law enforcement and government screening procedures without requiring additional equipment or extensive retraining. This allows agencies to maintain consistent testing protocols across departments and jurisdictions.
Balancing detection capability with fiscal responsibility? That's why we price these fairly.
A 14 panel configuration supports program oversight by expanding detection capabilities for controlled substance monitoring programs managed by government agencies ensuring:
Broader substance detection coverage for compliance monitoring
Enhanced visibility into emerging substance use patterns relevant to public safety programs
Support for structured supervision programs under legal mandate
Suitability for forensic-level screening environments
This helps agencies maintain stronger oversight within regulated populations
Why This Matters in Government Testing Programs
A 14 panel drug test cup supports law enforcement and government agencies in shifting from limited, reactive screening approaches to more structured and proactive monitoring systems. By combining rapid processing, expanded detection capability, and operational efficiency, it strengthens compliance oversight and enhances consistency in testing programs across regulated environments
Breathalyzers Give You 12 Hours. EtG Gives You 80.
Breathalyzers and blood alcohol tests have a fundamental limitation: they detect alcohol for about 12 hours after consumption. Someone can drink heavily on Friday night, test clean on Monday morning, and your program would never know.
EtG (ethyl glucuronide) is a direct metabolite of alcohol that remains detectable in urine for 48–80 hours after drinking. This 12 panel drug test cup with EtG extends your detection window from hours to days — making it far harder for subjects to time their drinking around scheduled tests.
The 500 ng/mL cutoff is calibrated to minimize false positives from incidental exposure — such as hand sanitizer or mouthwash — while reliably catching actual drinking. At this level, approximately 76% of heavy drinking episodes are detected within one day, with a false positive rate of only about 3%.
For programs requiring abstinence verification where daily testing is impractical, EtG is the difference between knowing and guessing.
Where 18 Panel Drug Test Cups Are Used Today
Breathalyzers and blood alcohol tests have a fundamental limitation: they detect alcohol for about 12 hours after consumption. Someone can drink heavily on Friday night, test clean on Monday morning, and you'd never know.
Trusted across high-stakes legal, clinical, and compliance environments where comprehensive detection matters.
Setting
Primary Applications
Why 18-Panel Matters
Probation & Parole
Random compliance testing, high-risk offender monitoring, pre-sentencing evaluation, violation documentation
Fentanyl is the fourth most identified drug in forensic labs. ETG catches drinking between scheduled tests. Comprehensive panels support staff, certify responses to violations.
Testing up to twice weekly demands affordable per-cup costs. MAT panels (buprenorphine, methadone) distinguish prescribed use from diversion. Results within 5 minutes enable same-day program responses.
Sober Living Facilities
Admission screening, random residence monitoring, relapse detection, accountability verification
ETG extends alcohol detection far beyond breathalyzers. Comprehensive panels detect polysubstance use patterns. Forensic use only status matches non-clinical facility designation.
Comprehensive panels document full scope of substance use. Chain of custody capability supports court presentations. Results in minutes rather than medical facility diagnostic time.
Workplace & Pre-Employment
Pre-employment screening, random testing, DOT compliance, post-incident testing
18-panel covers newer drugs like xylazine, ketamine, and gabapentin that standard workplace panels miss. CLIA waived and FDA cleared for professional use.
18 Panel Drug Test Cup — Frequently Asked Questions
The 18 panel drug test cup is ideal because it covers both common and advanced substances, including newer drugs like Fentanyl, Xylazine, Gabapentin, and Ketamine — making it suitable for modern workplace screening programs.
Yes. The test is designed for one-step operation. Simply collect urine, secure the lid, and read results after 5 minutes. No professional training is required, making it suitable for at-home, workplace, and field use.
An invalid result usually means the control line did not appear, indicating a faulty test or incorrect procedure. Discard the test and repeat with a new device. If the problem persists, contact the local distributor.
Yes. These cups are CLIA waived, FDA cleared, and follow SAMHSA cutoff levels, making them compliant for professional and workplace use. "Forensic Use Only" versions require eligibility verification before purchase.
Yes, many 18 panel configurations include EtG (Ethyl Glucuronide), which detects alcohol consumption within the past 24–80 hours, even after alcohol is no longer present in the bloodstream — far longer than breathalyzers.
Yes. Some prescription or over-the-counter medications can cause false positives. Certain cold medicines may affect amphetamine results. Always review medications before testing and confirm results via GC/MS if needed.
The cup includes a temperature strip (90–100°F) and adulteration checks (creatinine, pH, specific gravity, oxidants, nitrites, glutaraldehyde). A valid sample should fall within the temperature range shortly after collection.
Absolutely. Available in bulk pack sizes (25, 50, 100, 1000+), often with wholesale pricing, private labeling, and subscription/auto-ship options — ideal for employers, clinics, probation departments, and resellers
