549 ARTICLES · UPDATED WEEKLY

Noticias

Field guides, regulatory updates, and product breakdowns from the team behind American Screening Corporation's drug testing supplies.

More from the lab notebook

Page 10 of 46
Does Ashwagandha Show Up on a Drug Test? Supplements and Panel Screens

Oct 16, 2026 ·8 min read

Does Ashwagandha Show Up on a Drug Test? Supplements and Panel Screens

Ashwagandha (Withania somnifera) is an herbal supplement sold for stress, sleep, and general wellness. It is not a controlled substance, and it is not...

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Do SARMs Show Up on a Drug Test? Workplace Panels vs Anabolic Agent Testing

Oct 16, 2026 ·7 min read

Do SARMs Show Up on a Drug Test? Workplace Panels vs Anabolic Agent Testing

Selective androgen receptor modulators, usually shortened to SARMs, are a class of research compounds that bind to androgen receptors and are promoted online as...

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Non-DOT Delivery Driver Drug Testing: Vans, Couriers and Company Policy

Oct 16, 2026 ·9 min read

Non-DOT Delivery Driver Drug Testing: Vans, Couriers and Company Policy

Most delivery drivers on the road today, the person dropping off a package from a cargo van, a food delivery driver, a courier running...

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Airport Employee Drug Testing: FAA, TSA Badging and Ground Operations

Oct 16, 2026 ·10 min read

Airport Employee Drug Testing: FAA, TSA Badging and Ground Operations

An airport is not one employer with one policy. A single terminal can have airline flight crews, a contract ground handling company, the airport...

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Agricultural Worker Drug Testing: Farms, Seasonal Crews and Safety Programs

Oct 16, 2026 ·7 min read

Agricultural Worker Drug Testing: Farms, Seasonal Crews and Safety Programs

Farm operators ask a simple question that does not have a simple federal answer: can we test our crew for drugs, and does anyone...

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Veterinary Clinic Employee Drug Testing: Ketamine, Opioids and Staff Policies

Oct 10, 2026 ·9 min read

Veterinary Clinic Employee Drug Testing: Ketamine, Opioids and Staff Policies

A veterinary clinic keeps a working pharmacy of drugs that have genuine street value and genuine abuse potential. Ketamine, fentanyl patches, hydromorphone, buprenorphine, diazepam...

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Pharmacy Employee Drug Testing: Pharmacists, Technicians and Controlled Substances

Oct 10, 2026 ·8 min read

Pharmacy Employee Drug Testing: Pharmacists, Technicians and Controlled Substances

A retail or hospital pharmacy is one of the few workplaces where almost every employee on the floor has routine, hands on access to...

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Nuclear Power Plant Drug Testing: NRC Fitness for Duty Rules Explained

Oct 10, 2026 ·9 min read

Nuclear Power Plant Drug Testing: NRC Fitness for Duty Rules Explained

Most employers in the United States are not required by federal law to drug test their workers. Nuclear power is one of the few...

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Does Vicks VapoInhaler Cause a False Positive Drug Test? Levmetamfetamine Explained

Oct 10, 2026 ·8 min read

Does Vicks VapoInhaler Cause a False Positive Drug Test? Levmetamfetamine Explained

The Vicks VapoInhaler is a small, pocket sized nasal decongestant sold without a prescription. Unlike most over the counter decongestants, its active ingredient is...

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Does Temazepam Show Up on a Drug Test? Benzodiazepine Panels Explained

Oct 10, 2026 ·7 min read

Does Temazepam Show Up on a Drug Test? Benzodiazepine Panels Explained

Temazepam is a benzodiazepine sold under the brand name Restoril and prescribed for short term treatment of insomnia. It is classified as a Schedule...

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Does Tapentadol (Nucynta) Show Up on a Drug Test? Synthetic Opioids and Panels

Oct 10, 2026 ·8 min read

Does Tapentadol (Nucynta) Show Up on a Drug Test? Synthetic Opioids and Panels

Tapentadol, sold under the brand name Nucynta, is a prescription opioid analgesic used for moderate to severe pain. Patients and employers sometimes assume that...

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Does Selegiline Cause a False Positive Drug Test? Why It Can Read as Methamphetamine

Oct 10, 2026 ·8 min read

Does Selegiline Cause a False Positive Drug Test? Why It Can Read as Methamphetamine

Selegiline is a prescription medication used to manage Parkinson disease symptoms and, in a transdermal patch form, major depressive disorder. It is not a...

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