Common Medications That Can Cause Vertigo

Dozens of widely prescribed medications list vertigo or dizziness among their side effects, but a handful of drug classes are responsible for a disproportionate share of cases. Anti-seizure drugs, blood pressure medications, certain antidepressants, aminoglycoside antibiotics, and platinum-based chemotherapy agents top the list. In one pharmacovigilance analysis, reports of vertigo and dizziness made up about five percent of all adverse drug reaction reports, with anti-epileptic drugs alone accounting for half of those cases.¹ Understanding which medications carry this risk, and why, can help you have a more productive conversation with your doctor if the room starts spinning.

Anti-Seizure Drugs Are the Most Common Culprits

If you take medication for epilepsy, you are more likely to experience drug-related vertigo than almost any other patient group. Carbamazepine, oxcarbazepine, lamotrigine, lacosamide, and clonazepam have all been linked to vertigo and dizziness as adverse reactions.¹ These drugs work by calming overexcitable nerve cells, and in doing so they can also dampen normal signaling in the parts of the brain and inner ear that help you keep your balance.

The problem is not limited to high doses or short-term side effects. A review of auditory and vestibular toxicity found that long-term treatment with several anti-epileptic drugs, even at doses within the normal therapeutic range, can produce dizziness, imbalance, abnormal eye movements, and measurable changes in how the inner ear and brainstem process balance signals.² Carbamazepine deserves special mention because its toxicity can closely mimic a stroke or a serious inner-ear disorder, particularly in older patients, making it a well-documented diagnostic pitfall.³ If you are on one of these medications and develop new-onset vertigo, your drug levels should be checked before more invasive testing is pursued.

Blood Pressure and Heart Medications

Several classes of cardiovascular drugs can trigger vertigo through different mechanisms. Amlodipine, a calcium channel blocker commonly prescribed for high blood pressure and angina, appeared prominently in adverse reaction reports alongside the combination of irbesartan and hydrochlorothiazide.¹ The vertigo these drugs cause is often tied to drops in blood pressure, especially when you stand up quickly.

The connection between blood pressure medication and vertigo is more nuanced than simple lightheadedness. Research has shown that the dizziness seen with a sudden drop in blood pressure, known as orthostatic hypotension, involves reduced blood flow to both the brain and the inner ear simultaneously, affecting both the central and peripheral parts of the vestibular system at once.⁴ This means the vertigo can feel genuinely rotational and intense, not just like a vague wooziness. It is worth noting that undertreated high blood pressure also carries its own vertigo risks, so the goal is not to stop medication but to find the right dose and timing.

Diuretics and Positional Vertigo

Diuretics, sometimes called “water pills,” have a complicated relationship with vertigo. They are used to treat high blood pressure, heart failure, and even some inner-ear conditions like Ménière’s disease. Yet a population-level study found that diuretic use was significantly more common among people diagnosed with benign paroxysmal positional vertigo (BPPV) compared to people without the condition.⁵ The relationship varied by diuretic type and by whether the patient already had a vestibular condition. Thiazide diuretics, for example, seemed to have a different risk profile than loop diuretics depending on the population studied. The picture is messy enough that researchers are still sorting out whether diuretics directly raise vertigo risk or whether the underlying conditions they treat are doing the work.

Antidepressants and Antidepressant Withdrawal

Vertigo is a recognized side effect of several antidepressants while you are taking them, and it can also appear when you stop. Among patients actively using these medications, mirtazapine, paroxetine, and sertraline have been specifically identified as causing vertigo and dizziness, often alongside fatigue.¹ These are among the most widely prescribed antidepressants in the world, which means a significant number of people encounter this side effect.

The withdrawal picture is, in some ways, more concerning. Roughly a third of patients on antidepressant monotherapy develop withdrawal symptoms after stopping, and the rates are higher among those taking venlafaxine or those who have been on medication for a long time.⁶ When the drug is reduced too quickly or stopped abruptly, the brain’s adapted signaling becomes unstable, producing what patients describe as “brain zaps,” vestibular disruption, and emotional volatility. The vestibular disruption piece is genuine vertigo for many people, not merely a metaphor. Tapering slowly under medical guidance is the primary way to reduce this risk, but even gradual tapers do not eliminate it entirely for every patient.

Aminoglycoside Antibiotics

Aminoglycosides are a class of powerful antibiotics used for serious infections, particularly in hospital settings. Gentamicin, tobramycin, amikacin, and streptomycin all belong to this group, and their tendency to damage the inner ear has been recognized for decades. The damage is permanent, affecting the sensory hair cells of the inner ear through multiple pathways.⁷ Depending on which part of the inner ear takes the greatest hit, you can lose hearing, balance function, or both.

Among the aminoglycosides, gentamicin is particularly notorious for vestibular damage, while others tend to affect hearing more. The damage occurs because these drugs generate oxidative stress inside the delicate hair cells that detect motion and sound.⁸ Because aminoglycosides are often given to critically ill patients, vertigo might not be immediately noticed in someone who is bedridden. It sometimes becomes apparent only after recovery, when the patient tries to walk and finds the world bobbing with each step, a sign that the vestibular system has been damaged.

Genetic Vulnerability to Aminoglycoside Ear Damage

Not everyone exposed to aminoglycosides suffers inner-ear damage, and genetics explain part of the variation. Across 25 studies, researchers identified mitochondrial DNA mutations in 220 patients with aminoglycoside-induced hearing loss, with two mutations appearing most frequently: A1555G and C1494T.⁹ People carrying these mutations can develop severe, permanent inner-ear damage from doses that would be harmless to others. In some hospitals, genetic screening is now performed before aminoglycoside treatment, particularly for newborns in intensive care who may need prolonged courses. If you have a family history of unexpected hearing loss after antibiotic treatment, this is worth mentioning to your medical team.

Cisplatin and Other Chemotherapy Drugs

Cisplatin is one of the most effective cancer-fighting drugs ever developed, and it is also one of the most damaging to the inner ear. While much of the clinical attention has focused on cisplatin-induced hearing loss, the vestibular system is vulnerable too. Research on the drug’s effects shows that it generates oxidative stress in the inner ear’s sensory cells, disrupting normal enzyme activity and cellular energy balance.¹⁰ Platinum-based chemotherapy drugs and aminoglycoside antibiotics are considered the two most clinically significant classes of ear-toxic drugs.⁸

Protective strategies are an active area of research. In animal studies, pre-treatment with certain compounds has been shown to reduce the vestibular damage caused by cisplatin, partially by countering the oxidative stress it produces.¹⁰ These findings have not yet translated into routine clinical practice for vestibular protection, though some hospitals now monitor hearing and balance function during chemotherapy courses to catch damage early. For patients undergoing cisplatin treatment, vertigo or unsteadiness that develops during or after chemotherapy should be reported promptly, since it may signal damage that could worsen with continued dosing.

The Antimalarial Drug Mefloquine

Mefloquine, sold under the brand name Lariam, was widely prescribed for malaria prevention among travelers and military personnel. Its neuropsychiatric side effects, including vivid nightmares and anxiety, drew most of the public attention, but it is also toxic to the vestibular system. Laboratory research showed that mefloquine caused dose-dependent destruction of the hair cells in the utricle, the part of the inner ear that senses head position and linear motion.¹¹ At higher concentrations, the drug destroyed nearly all the hair cells. The damage involved programmed cell death pathways, meaning the cells were not just stunned but actively killed.

Because of these and other risks, mefloquine has fallen out of favor as a first-line malaria prophylaxis in many countries, replaced by drugs with fewer neurological side effects. However, it remains available and is still used in some settings, particularly where other antimalarials are not effective against resistant strains of the parasite. If you are prescribed mefloquine for travel, it is reasonable to ask whether alternatives are available, especially if you have a history of inner-ear problems or balance disorders.

Over-the-Counter Pain Relievers

Most people do not think of aspirin or ibuprofen as drugs that affect the ear, but at high enough doses they can. Excessive aspirin use can cause tinnitus in people and has been shown to impair the function of outer hair cells in animal models.¹² While aspirin-related ear effects are primarily cochlear rather than vestibular, tinnitus and hearing changes can contribute to a broader sense of imbalance and spatial disorientation, and some patients report vertigo-like symptoms during periods of high-dose aspirin therapy.

The good news is that aspirin’s effects on the ear are generally reversible once the dose is reduced or the drug is stopped, unlike the permanent damage caused by aminoglycosides or cisplatin. The practical takeaway: if you are taking high-dose aspirin for pain, inflammation, or cardiac protection and notice ringing in your ears or a new sense of unsteadiness, mention it to your doctor. It could indicate your dose needs adjustment.

Why Older Adults Are Especially Vulnerable

Drug-induced vertigo hits older adults harder, and more often, for several overlapping reasons. The inner ear naturally loses sensory cells with age, meaning there is less reserve to absorb the impact of an ototoxic drug. Age-related changes in kidney and liver function also slow drug clearance, allowing medications to build to higher levels in the blood than intended. And older adults simply take more medications. With increased medication use among older adults, adverse drug events and the effects of taking many drugs simultaneously can become significant causes of dizziness in this population.¹³

A clinical study of older patients with dizziness found that polypharmacy, orthostatic hypotension, psychotropic drug use, and anxiety were all common contributing factors.¹⁴ In many cases, no single medication was to blame. Instead, the dizziness emerged from the combined burden of several drugs, each mildly affecting blood pressure, sedation, or vestibular function. This makes diagnosis trickier, because removing one drug at a time may not resolve the problem if three others are each contributing a small effect. Geriatric medicine specialists often approach drug-induced dizziness by reviewing the entire medication list and looking for drugs that can be reduced, consolidated, or eliminated, rather than hunting for a single offending agent.

When Multiple Drugs Compound the Risk

Taking two or more drugs that individually carry some vertigo risk can multiply the problem. Drug-drug interactions in patients with vestibular disorders involve both the way drugs are processed by the body and the way they act on nerve and inner-ear function.¹⁵ For example, a patient on both an aminoglycoside antibiotic and a loop diuretic faces higher ototoxicity risk than either drug alone would predict, because the diuretic alters fluid balance in the inner ear in a way that makes the antibiotic more damaging. Similarly, combining a blood pressure drug that lowers blood pressure with an antidepressant that also lowers blood pressure can produce orthostatic drops severe enough to cause vertigo episodes that neither drug would trigger on its own.

This compounding effect is one reason why your pharmacist’s warning labels and interaction alerts matter more than they might seem. If you are prescribed a new medication and your existing regimen already includes drugs known to affect the vestibular system, ask whether the combination raises your risk. Many interactions are predictable and manageable with dose adjustments or monitoring, but only if someone flags them.

How Drug-Induced Vertigo Differs From Other Causes

One of the trickiest aspects of medication-related vertigo is distinguishing it from the many other things that cause spinning and dizziness. BPPV, vestibular neuritis, Ménière’s disease, and even anxiety can all produce similar symptoms. A few features can point toward a drug cause rather than a primary ear or brain problem. Drug-related vertigo tends to have a clear time relationship with starting a new medication, increasing a dose, or stopping one. It often affects both ears equally, unlike most inner-ear diseases which tend to be one-sided. And it frequently comes with other drug side effects like fatigue, nausea, or changes in heart rate or blood pressure.

The diagnostic process usually involves checking drug levels when applicable (as with anti-seizure medications), reviewing the timing of symptom onset relative to medication changes, and sometimes performing a supervised drug holiday to see if symptoms improve. Standard vestibular tests like electronystagmography can help by revealing patterns of dysfunction that are more consistent with toxic damage than with BPPV or vestibular neuritis. However, the evidence is clear that carbamazepine toxicity in particular can produce exam findings virtually identical to a central neurological event, making a careful medication history essential before ordering brain imaging or other expensive workups.³

What Recovery Looks Like

Whether drug-induced vertigo resolves depends almost entirely on the class of drug and how long it was used. For most blood pressure medications and antidepressants, the vertigo fades once the drug is stopped or adjusted, often within days to weeks. The inner ear itself was not damaged; the drug was simply altering blood flow, neurotransmitter levels, or nerve signaling in a reversible way.

Aminoglycosides and cisplatin are the notable exceptions. Because they destroy sensory hair cells, and mammals cannot regenerate those cells, the vestibular damage is permanent. Patients with bilateral vestibular loss from these drugs face a lifelong challenge with balance. The brain does adapt over time through a process called vestibular compensation, in which visual and proprioceptive inputs partially fill in for the missing inner-ear signals. Vestibular rehabilitation therapy, a structured exercise program aimed at retraining balance, can speed this compensation significantly. A study of patients with BPPV found that after eight weeks of rehabilitation, over 95 percent showed resolution of positional vertigo on clinical testing.¹⁶ While BPPV is not the same condition as drug-induced vestibular loss, the principle that targeted physical therapy accelerates recovery from vestibular dysfunction applies broadly.

Keeping Track of Your Own Risk

If you take multiple medications, one practical step is to keep an updated list and note any that are associated with dizziness or vestibular effects. You do not need to memorize pharmacology. Just flag the classes discussed here: anti-seizure drugs, blood pressure medications (especially calcium channel blockers and diuretics), antidepressants, aminoglycoside antibiotics, platinum chemotherapy, antimalarials, and high-dose aspirin. When a new drug is added to your regimen, ask your prescriber whether it interacts with anything you are already taking in a way that could affect your balance.

If you develop vertigo while on medication, keep a brief log of when the episodes happen, how long they last, and whether they correlate with dose timing or position changes. This information is surprisingly useful to clinicians trying to distinguish drug-related vertigo from an independent ear or brain condition. The earlier a medication cause is identified, the easier it is to address, often with a simple dose change or substitution, before any lasting damage to the vestibular system occurs.

1
National Institutes of Health (PubMed Central). Vertigo/dizziness as a Drugs’ adverse reaction
2
PubMed. The auditory and vestibular toxicities induced by antiepileptic drugs
3
PubMed Central. Overlooked Carbamazepine Toxicity: A Diagnostic Pitfall in an Elderly Patient With Dizziness
4
Research in Vestibular Science. The Interaction of Hypertension for Vertigo in Audiovestibular Medicine Clinic
5
Wiley Online Library / Otolaryngology–Head and Neck Surgery. Risk of Benign Paroxysmal Positional Vertigo Modified by Diuretics-A Population-Level Case-Control Study
6
PubMed Central. Psychopharmacological Mechanisms of Antidepressant Withdrawal: Insights From Venlafaxine
7
Europe PMC / Pharmaceuticals. Aminoglycosides-Related Ototoxicity: Mechanisms, Risk Factors, and Prevention in Pediatric Patients
8
PubMed Central. Cisplatin and aminoglycoside antibiotics: hearing loss and its prevention
9
International Journal of Pediatric Otorhinolaryngology. Genetic susceptibility to aminoglycoside ototoxicity
10
PubMed Central. Cisplatin vestibulotoxicity: a current review
11
PubMed Central. Mefloquine Damage Vestibular Hair Cells in Organotypic Cultures
12
PubMed Central. Effects of NSAIDs on the Inner Ear: Possible Involvement in Cochlear Protection
13
PubMed. Medication-related dizziness in the older adult
14
Clinical Medicine. Vestibular impairment in older people frequently contributes to dizziness as part of a geriatric syndrome
15
PubMed Central. Drug-Drug Interactions in Vestibular Diseases, Clinical Problems, and Medico-Legal Implications
16
IOS Press (NeuroRehabilitation). Benign paroxysmal positional vertigo (BPPV): influence of pharmacotherapy and rehabilitation therapy on patients’ recovery rate and life quality