Frequently Asked Questions

No, store the product at room temperature up to the date of expiration printed on the individual foil pouch. Do not freeze. Do not store them in extreme heat or cold and keep them sealed in the foil pouch until use.

Collect at least 30ml of specimen.

The test results are valid up to 8 minutes after the test has been administered.

Yes, once a cup has been voided in by the donor devices should be disposed of in a biohazard container. Please check with your state ordinance regarding disposal procedures. Urine specimens may be infectious; properly handle and dispose of all urine and urine reaction devices in a biohazard container.

There are a handful of products, called adulterants, which some donors use to attempt to change the result of a test. However, we offer up to six validity screens that detect adulterants.

The NexScreen Cup provides only the initial preliminary screening result. It will be necessary to confirm a presumptive positive result in a lab to conclude a test is positive. NexScreen strongly recommends that a SAMHSA‑certified laboratory confirms all non-negative results. Please call your distributor for more information.

All of our products have FDA 510k clearance.

No formal training is required. To provide your collectors with confidence on their first collection, NexScreen provides a complimentary certification exam under our Resources page.