Manchester is the largest city in New Hampshire and a focal point for the state’s substance use disorder treatment network. Fentanyl and methamphetamine are the two primary drug threats in the Manchester area, according to the local DEA field division.
Of additional concern is the presence of xylazine mixed into the fentanyl supply, which has added complexity to overdose response, since xylazine-related respiratory depression does not respond to naloxone alone.
It is important for anyone choosing a detox center in Manchester to confirm that the program is equipped to manage polysubstance withdrawal, including stimulant and opioid combinations.
All detox and residential SUD facilities operating in Manchester must be licensed by the New Hampshire Department of Health and Human Services (NH DHHS) Bureau of Drug and Alcohol Services (BDAS), which also funds and oversees community-based treatment programs statewide. Individual counselors must hold licensure through the NH Board of Licensing for Alcohol and Other Drug Use Professionals, administered within the Office of Professional Licensure and Certification (OPLC).
Manchester made regional news in October 2024 when the Board of Aldermen passed the first municipal syringe service program ordinance in New Hampshire, formalizing registration and data-sharing requirements for needle exchange operations within city limits.
Individuals considering treatment in the Manchester area should be aware that the Farnum Center, a longtime anchor of Manchester’s inpatient SUD system, closed its residential program in July 2025 and now operates outpatient-only services at 700 Lake Avenue. People seeking residential or medical detox beds should expect to be referred to other NH providers or facilities in the broader New England region.
Another option is the state’s Doorways program, which includes a Manchester location at Granite Pathways; it offers walk-in screening, assessment and referrals to SUD treatment without an appointment. Calling 2-1-1 can also connect those in need to statewide treatment referrals at no cost.

