So Wood compares test strip results with the results on his machine, which provides a more precise reading using a beam splitter, two mirrors, a laser and a detector.

It’s a story that, sadly, many people (including myself) can identify with. Thankfully, testing strips are a common sight now at venues and health centers, with hundreds of millions shipping yearly.

This is why Oliverson called fentanyl testing strips a “mine detector” for a person trying to walk across a minefield. The cost of fentanyl test strips can range from $10 to $30 for a box of 30.

The strip is then dropped in the mixture, and much like a home COVID-19 test, lines on the strip show if the drug has fentanyl. The CDC warns the strips aren't foolproof and don't always identify ...

Fentanyl test strips are displayed at a Texas Harm Reduction Alliance drop-in center in Austin on May 5, 2025. Their organization can’t legally buy testing strips but accepts donations from ...

Test strips showing a positive and negative result for the presence of fentanyl are displayed at a Drug Enforcement Administration research laboratory on Tuesday, April 29, 2025, in Northern Virginia.

AUSTIN, Texas — The Texas House has given unanimous initial approval to a bill to legalize fentanyl testing strips. Currently, state law classifies the strips as drug paraphernalia. On Tuesday ...

Co-founders Vienna Sparks and Skye Lam met in high school, and during college the pair lost a friend to overdose. As for actually making the strips, she credited the huge expansion of medical ...

The cost of fentanyl test strips can range from $10 to $30 for a box of 30. To use the strips, testers dissolve a small amount of a drug in water and then dip the strip into it.

The cost of fentanyl test strips can range from $10 to $30 for a box of 30. To use the strips, testers dissolve a small amount of a drug in water and then dip the strip into it.