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Adult ADHD

Non-stimulant ADHD medication for adults

Not everyone with ADHD wants, tolerates or can take a stimulant. Some people have anxiety that stimulants sharpen, some have blood-pressure or heart considerations, some have a history that makes a controlled substance the wrong choice, and some simply prefer a medication that is taken once a day and works steadily rather than in a window. For all of them there is a second family of medications — the non-stimulants — two of which are FDA-approved for adult ADHD, none of which is a controlled substance, and which is often the first thing a conservative prescriber reaches for. This page explains what they are, how they differ, and what starting one is actually like.

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Who this is for: Adults 18–65 in Connecticut, Massachusetts, New Hampshire, Maine, Rhode Island, Virginia, and Kentucky with diagnosed or suspected ADHD who want to understand the alternatives to stimulant medication, or for whom a stimulant is not a good fit.

Stimulant or non-stimulant: what is actually different

Stimulants — the methylphenidate and amphetamine families — act quickly, work for a set number of hours, and on average produce the largest improvement in core ADHD symptoms in the trials that compare medications head to head. They are also controlled substances, which brings prescription limits, telehealth rules that vary by state, and a real, if small, potential for misuse.

Non-stimulants work differently. They are taken every day, they build up over weeks rather than switching on in an hour, and their effect is steadier and usually more modest. They are not controlled substances. For a person whose ADHD comes packaged with anxiety, insomnia, a heart or blood-pressure condition, a history of substance use, or a simple preference for something that does not wear off at four in the afternoon, that trade is often the right one — and for many adults it is the better first step, with a stimulant held in reserve.

The non-stimulant options for adults

  • Atomoxetine (Strattera). A norepinephrine reuptake inhibitor and the longest-established non-stimulant, FDA-approved for adults. Taken daily; the benefit builds over several weeks. Common early effects are nausea, reduced appetite, dry mouth and trouble sleeping, and it can raise heart rate and blood pressure a little, which is why both are checked. It carries a boxed warning about suicidal thoughts in younger patients, so mood is watched in everyone.
  • Viloxazine (Qelbree). A newer norepinephrine reuptake inhibitor, extended-release, now FDA-approved for adults as well as children. Daily, builds over weeks, similar side-effect profile to atomoxetine, and the same warning about suicidal thoughts. Its main practical advantage is a once-daily capsule that some people tolerate when atomoxetine did not suit them.
  • Guanfacine extended-release (Intuniv) and clonidine extended-release (Kapvay). Alpha-2 agonists that calm the noradrenaline system rather than boosting it. Their FDA approval is for children and adolescents, and they are used in adults off-label, most often when ADHD comes with anxiety, irritability, tics or poor sleep. They are sedating and lower blood pressure, and — importantly — they must not be stopped abruptly, because blood pressure can rebound.
  • Bupropion (Wellbutrin). An antidepressant that acts on norepinephrine and dopamine and is used off-label for ADHD, particularly when depression is also present or when someone wants to stop smoking. Its effect on attention is real but smaller than the approved options.

Which of these fits is not a matter of ranking them. It depends on what else is going on — anxiety, sleep, mood, blood pressure, other medications — and on what you have already tried. That is what the evaluation is for.

What starting a non-stimulant is like

Expect a slower start than you may have heard about with stimulants. Atomoxetine and viloxazine are usually increased in steps over the first weeks, and the change in attention and follow-through tends to be noticed gradually — by you, and often first by the people around you — rather than on day one. Early side effects, when they occur, usually arrive in the first days and fade; if they do not, the dose or the medication is changed at a follow-up rather than endured.

Because non-stimulants aren’t controlled substances, the whole process fits telehealth cleanly: the prescription goes electronically to your pharmacy in any state where NCNE is licensed, refills are straightforward, and there are no in-person requirements attached to the medication itself.

What a non-stimulant does not do

It doesn’t organize your calendar. Medication reduces the friction — the distractibility, the restlessness, the ten open tabs — but the structure that turns that into a different working life still has to be built, and for most adults a period of ADHD-focused coaching or therapy alongside the medication is where the real change comes from. It also doesn’t treat anxiety or depression on its own, which is why those are assessed and, where present, treated in the same plan rather than assumed to be the ADHD.

Common questions

Are non-stimulant ADHD medications as effective as stimulants?
On average, no — in the head-to-head evidence, stimulants produce a larger improvement in core symptoms. But averages aren’t individuals. For a person who can’t tolerate a stimulant, whose anxiety it worsens, or for whom a controlled substance is a poor fit, a non-stimulant that works steadily beats a stimulant that can’t be taken. Many adults do well on a non-stimulant alone, and some use both.
How long does a non-stimulant take to work?
Weeks, not hours. Atomoxetine and viloxazine build gradually, and most people are asked to give a steady dose several weeks before judging it. That’s the main practical difference from a stimulant, and it’s worth knowing in advance so the first quiet week isn’t read as failure.
Do non-stimulants cause weight loss, insomnia or a racing heart like stimulants?
Less, and differently. Atomoxetine and viloxazine can reduce appetite and disturb sleep early on, and can nudge heart rate and blood pressure up, which is why those are checked. Guanfacine and clonidine do the opposite: they are sedating and lower blood pressure. None of them produce the afternoon crash or the wired feeling that some people get from stimulants.
Is a non-stimulant a controlled substance?
No. Atomoxetine, viloxazine, guanfacine, clonidine and bupropion are ordinary prescriptions: no special prescription limits, no state-by-state telehealth restrictions specific to controlled substances, and refills that work like any other medication.
Can I take a non-stimulant with an antidepressant?
Often, yes, and the combination is common because ADHD frequently travels with anxiety or depression. Some combinations need care — atomoxetine, for example, interacts with certain antidepressants — so it’s a decision made with your full medication list in front of the prescriber, not a general rule.
Does NCNE prescribe stimulants?
Stimulant decisions are made at the evaluation, within the rules each state sets for prescribing controlled substances by telehealth. What NCNE doesn’t do is start from the stimulant: the evaluation looks at the whole picture first, and for many adults a non-stimulant, or a non-stimulant plus the right support, is the better first plan.
How do I find out whether this is right for me?
At an evaluation. NCNE's first visit is a 60-minute video appointment that covers your symptoms, history, past treatments and what you’re hoping will change; a non-stimulant is one of the options weighed there, against the alternatives and against not medicating at all. You leave with a plan you helped write, and nothing is started until you understand what it does and doesn’t do.

Sources

  • U.S. Food and Drug Administration. Prescribing information for atomoxetine (Strattera) — indications, warnings and adverse reactions. DailyMed
  • U.S. Food and Drug Administration. Prescribing information for viloxazine (Qelbree) — indications, warnings and adverse reactions. DailyMed
  • U.S. Food and Drug Administration. Prescribing information for guanfacine (Intuniv) — indications, warnings and adverse reactions. DailyMed
  • Cortese S, et al. Comparative efficacy and tolerability of medications for attention-deficit hyperactivity disorder in children, adolescents, and adults: a systematic review and network meta-analysis. Lancet Psychiatry. 2018. PubMed

This page is general information, not a prescription or a recommendation for you. Whether any medication is right for you, and how it would be started, adjusted or stopped, is decided at an evaluation with a prescriber who knows your history. Do not start, change or stop a medication on the strength of a webpage.

Related: Adult ADHD at NCNE · ADHD and anxiety together · Can a psychiatric NP prescribe ADHD medication?

If you are in immediate danger, call 911. For urgent emotional support at any hour, call or text 988(Suicide & Crisis Lifeline). Telehealth visits and this website are not an emergency service.

Wondering whether a non-stimulant could work for your ADHD? Book a telehealth evaluation with Laura Gabriel, PMHNP-BC, or send a message and we will respond within two business days.

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