Suboxone is taken once daily for most people being treated for opioid use disorder. The standard approach is a single dose each day, placed under the tongue and held there until it fully dissolves. Some people split their daily amount into two or three smaller doses throughout the day, but once-daily dosing is the FDA-approved frequency and the most common starting point.
Standard Daily Dosing
During the maintenance phase of treatment, the target dose is typically 12 to 16 mg of buprenorphine per day, taken as a single sublingual dose. This once-daily schedule works because buprenorphine, the active ingredient in Suboxone, has a long half-life of roughly 26 to 42 hours. That means a single dose keeps enough of the medication active in your system to control cravings and prevent withdrawal for a full day or longer.
There is no official maximum dose. The FDA has clarified that labeling suggesting a cap at 16 or 24 mg per day was being misinterpreted. Daily doses higher than 24 mg have not been studied in randomized trials, but the FDA acknowledges they may be appropriate for some patients. Your prescriber will adjust the dose based on how well your cravings and withdrawal symptoms are controlled.
Why Some People Take It Twice a Day
Although once daily is the standard, providers sometimes prescribe Suboxone two or even three times a day. The reasons vary. Some people metabolize buprenorphine faster than average, which means a single dose doesn’t maintain adequate levels in the body for a full 24 hours. Others experience increased cravings later in the day as their dose wears off. People managing chronic pain alongside opioid use disorder may also benefit from split dosing, since buprenorphine’s pain-relieving effect wears off sooner than its ability to block cravings.
Pregnant patients are another group frequently moved to a split schedule. Research suggests that pregnancy speeds up buprenorphine metabolism, making more frequent dosing necessary to maintain stable levels. If you feel withdrawal symptoms creeping in well before your next scheduled dose, that’s worth bringing up with your prescriber, because it may mean split dosing would work better for you.
How to Take Each Dose
Each dose is a film or tablet placed under the tongue. Hold it there for about 5 to 10 minutes without chewing, swallowing, or moving it around. Don’t eat or drink anything until the film or tablet has completely dissolved. This sublingual absorption is how the medication enters your bloodstream. Swallowing it like a regular pill dramatically reduces how much your body actually absorbs.
Try to take your dose at roughly the same time each day. Consistency helps maintain steady levels in your system and makes it easier to build the habit into your routine.
The First Few Days Are Different
When you first start Suboxone, the process looks different from maintenance dosing. Your prescriber will begin with a lower dose and gradually increase it over the first day or two. This induction phase requires you to be in at least mild to moderate withdrawal from opioids before taking the first dose. Starting too early, while opioids are still active in your system, can trigger a rapid and uncomfortable withdrawal reaction.
Once the dose is stabilized over the first week or so and cravings are controlled without significant side effects, you move into the maintenance phase with your set daily dose.
Monthly Injection as an Alternative
If taking a daily medication feels burdensome or if adherence is a challenge, there’s a long-acting injection called Sublocade that delivers buprenorphine continuously for a month. It’s given as a shot under the skin of the abdomen once every 30 days, with at least 26 days between doses. The typical schedule is a higher dose (300 mg) for the first two months, followed by a lower maintenance dose (100 mg) monthly.
You need to be stable on sublingual buprenorphine (at a dose of 8 to 24 mg per day) for at least seven days before switching to the injection. For patients on the maintenance dose who need flexibility, such as extended travel, a single higher-dose injection can cover a two-month window before resuming the regular monthly schedule.
What Happens When You Taper Off
If you and your provider eventually decide to taper off Suboxone, the frequency of dosing stays the same at first. The standard approach is to reduce the dose by 10% to 25% every one to three weeks while keeping the same daily schedule. Maintaining a consistent interval between doses is important because it keeps medication levels steady and minimizes withdrawal symptoms during the taper.
Only once you’ve reached the lowest available dose does the interval between doses start to stretch. At that point, your provider may have you skip doses or take them every other day, typically dropping the daytime dose first and keeping the nighttime dose as the last one before stopping completely. A slow, gradual taper is far more comfortable than stopping abruptly, and many people stay on maintenance therapy for years because it remains effective and the risks of tapering too soon outweigh the benefits.