BPPV is treated with specific head repositioning maneuvers that move displaced calcium crystals out of the inner ear’s semicircular canals, where they don’t belong, back to a part of the ear where they can be reabsorbed. These maneuvers resolve vertigo in about 90% of patients after a single session. No medication, surgery, or imaging is typically needed, and treatment often takes less than 15 minutes.
What Causes the Vertigo
Inside your inner ear, tiny calcium carbonate crystals help you sense gravity and linear movement. Sometimes these crystals break loose and drift into one of three fluid-filled semicircular canals that detect rotational head movement. Once there, they slosh around with every head turn, sending false spinning signals to your brain. That mismatch between what your eyes see and what your inner ear reports is what causes the sudden, intense vertigo.
The posterior canal is involved in the vast majority of cases, which is why most treatment protocols target it first. Less commonly, crystals end up in the horizontal canal, which requires a different maneuver. The anterior canal is rarely affected.
How BPPV Is Diagnosed
The standard diagnostic test is the Dix-Hallpike maneuver. Your provider will have you sit on an exam table, turn your head 45 degrees to one side, and then quickly lower you onto your back with your head hanging slightly over the edge. They’re watching your eyes for involuntary rhythmic movement called nystagmus, which confirms that loose crystals are present and tells them which ear and canal are involved.
The Dix-Hallpike test has an estimated sensitivity of about 79% and specificity of 75%. If the first attempt doesn’t provoke vertigo or nystagmus, your provider may repeat it or try a side-lying variation. For suspected horizontal canal BPPV, a different test (the supine roll test) is used instead, where your head is turned side to side while lying flat.
The Epley Maneuver: First-Line Treatment
The Epley maneuver is the go-to treatment for posterior canal BPPV, which accounts for most cases. It works by using gravity and a specific sequence of head positions to guide the loose crystals through the canal and deposit them back into the utricle, a chamber where they cause no symptoms.
Here’s what happens during the procedure: you start seated with your head turned 45 degrees toward the affected ear. Your provider lowers you backward so your head hangs slightly off the table, triggering vertigo and nystagmus. After about 30 seconds (or once the vertigo stops), they rotate your head 90 degrees to the opposite side. Then you roll onto that side so you’re nearly face-down, hold again, and finally sit back up slowly.
In a prospective study of 25 patients, 72% had their vertigo resolve immediately after the maneuver, and 92% were vertigo-free at one week. The original developer of the technique reported success rates above 90% after a single session. If symptoms persist, the maneuver is simply repeated until no more nystagmus can be triggered. Most people need one to three sessions total.
Treatment for Horizontal Canal BPPV
When crystals are in the horizontal canal instead of the posterior canal, the Epley maneuver won’t work. The treatment here is the Lempert maneuver, also called the barbecue roll or log roll. You lie on your back with your chin tucked slightly (neck flexed about 30 degrees), and your provider rotates your head 90 degrees toward the affected ear. After the vertigo and nystagmus stop plus another 30 seconds of holding, your head is rotated back to center, then 90 degrees away from the affected ear, and finally you’re rolled into a nearly face-down position. Each position is held until symptoms settle. Some patients need multiple consecutive rolls to fully clear the crystals.
Why Medication Isn’t Recommended
Vestibular suppressant medications like meclizine can dull the sensation of dizziness, but they don’t move the crystals. The American Academy of Otolaryngology’s clinical practice guideline specifically aims to reduce inappropriate use of these drugs for BPPV. They can mask symptoms, delay proper treatment, and cause drowsiness. Repositioning maneuvers address the actual mechanical problem, which is why they’re the recommended first-line approach over any medication.
Brandt-Daroff Exercises at Home
If repositioning maneuvers performed by a provider don’t fully resolve your symptoms, or if you’re dealing with recurrent episodes, Brandt-Daroff exercises are a home-based option. You sit on the edge of your bed, quickly lie down on one side with your nose pointed slightly upward, hold for 30 seconds or until dizziness stops, sit back up, then repeat on the other side. The standard recommendation is five repetitions, three times per day.
These exercises are less immediately effective than the Epley maneuver, but they give you something you can do on your own between clinic visits. They work partly by repositioning crystals and partly by helping your brain adapt to the abnormal signals.
What to Do After Treatment
Post-treatment restrictions have been debated for years. Older advice included sleeping upright at 30 degrees for a week and avoiding bending over, but research has found these precautions don’t significantly reduce recurrence. One study compared patients who slept semi-upright and avoided their affected side to those given no restrictions. Relapse rates at one week were 9.7% versus 16.7%, a difference that wasn’t statistically significant. At one month, the gap was similarly small (19.4% vs. 24.4%) and also not significant.
The one restriction that did matter: patients who slept on their affected side in the first week had a recurrence rate of 31.3%, significantly higher than those who slept in any other position. So the practical takeaway is simple. Sleep however you’re comfortable, but avoid lying on the side that was treated for at least a week.
Recurrence: What to Expect Long-Term
BPPV has a frustrating tendency to come back. In a large long-term prospective study, 67.8% of recurrences happened within the first year. The good news is that the same maneuvers work again each time, so recurrence doesn’t mean starting from scratch with new treatments.
Factors that significantly increase recurrence risk include a history of head trauma, coexisting inner ear conditions like Meniere’s disease, needing multiple repositioning sessions to clear the initial episode, and having had many prior vertigo attacks. Interestingly, high blood pressure and high cholesterol, which some earlier research flagged as risk factors, did not reach significance in this study.
If you’ve had multiple recurrences, learning to recognize the pattern (brief spinning triggered by specific head positions like rolling over in bed or looking up) can help you seek treatment quickly rather than waiting through weeks of symptoms.
Who Should Be Cautious With Maneuvers
Repositioning maneuvers involve quick head rotations and some degree of neck extension, which can be a problem for certain people. If you have cervical spinal stenosis, severe neck arthritis, or significantly limited neck mobility, the rapid movements may not be tolerable. Previous neck surgery or known vascular issues in the neck are also worth discussing with your provider before attempting maneuvers. In these cases, modified versions of the maneuvers or a slower approach may be used.
Telling BPPV Apart From Other Vertigo
BPPV episodes are brief, lasting seconds to about a minute, and they’re always triggered by a change in head position. If your vertigo lasts minutes to hours, happens without a positional trigger, or comes with hearing loss, ear fullness, or migraine headaches, something else may be going on. Vestibular migraine in particular can mimic BPPV when episodes are short and position-triggered, or mimic Meniere’s disease when episodes are longer. A proper Dix-Hallpike test is the clearest way to confirm or rule out BPPV before pursuing other diagnoses.