FORT WORTH, Texas , Aug. 27, 2025 /PRNewswire/ -- PharmChem, Inc. ("PharmChem" or the "Company") (OTC: PCHM) is pleased to announce that its acquisition by Alcohol Monitoring Systems, Inc., was approved by shareholders at today's special meeting. Per the agreement, shareholders of PharmChem will receive $3.75 per share in cash upon final closing.

The Company expects the consummation of the transaction to be effective at the close of business on Thursday, August 28, 2025 .

If shareholders have further, specific questions, please email our CFO Shana Veale at sveale@pharmchem.com and we will set up a call.

Tim Eriksen

Chairman of the Board

About PharmChem, Inc.

PharmChem, Inc. ("PharmChem") (OTC: PCHM), headquartered in Fort Worth, TX , is the manufacturer and sole source

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