Most hiccups last a few seconds to a few minutes and stop on their own. In rare cases, though, hiccups can persist for days, months, or even years. Healthcare providers divide hiccups into categories based on duration: transient hiccups resolve within minutes, persistent hiccups last more than 48 hours, and intractable hiccups continue for more than a month.
What Counts as Normal
The vast majority of hiccup episodes are transient, meaning they last anywhere from a few seconds to a few minutes. These are the hiccups you get after eating too fast, drinking carbonated beverages, or swallowing air. They’re caused by a sudden, involuntary contraction of the diaphragm followed by the vocal cords snapping shut, which produces the “hic” sound. Transient hiccups need no treatment and are completely harmless.
When Hiccups Don’t Stop
Hiccups that last longer than 48 hours are classified as persistent. Once they cross the one-month mark, they’re considered intractable. Both categories are uncommon, but they signal that something beyond a full stomach or a cold drink is driving the reflex.
Persistent and intractable hiccups have different causes than the everyday kind. They can be triggered by nerve irritation (particularly the nerves that control the diaphragm), digestive conditions like acid reflux, or problems in the central nervous system such as stroke, brain injury, or tumors. Metabolic issues, including kidney problems and electrolyte imbalances, can also keep the hiccup reflex firing.
Certain medications are linked to prolonged hiccups as well. A review of 72 drug-induced hiccup cases reported to pharmacovigilance centers in France found that corticosteroids were the most commonly implicated drugs (23% of cases), followed by psychiatric medications (15%), neurologic medications (13%), and antibiotics (12%). Chemotherapy drugs, particularly cisplatin, are notable offenders. In one study, hiccups developed in over 40% of patients receiving cisplatin, usually starting about 24 hours after treatment and lasting one to three days.
The Longest Hiccups on Record
The most extreme documented case belongs to Charles Osborne of Anthon, Iowa, who began hiccupping in 1922 and didn’t stop until 1990. His hiccups persisted for 68 years, during which he hiccupped an estimated 430 million times. He died in 1991 at age 97. While his case is an extraordinary outlier, it illustrates that the hiccup reflex can, in theory, sustain itself almost indefinitely when the underlying trigger goes unresolved.
Physical and Mental Toll of Chronic Hiccups
Hiccups that last days or weeks aren’t just annoying. They can cause real harm. The NIH lists the complications of chronic hiccups as insomnia, fatigue, weight loss, malnutrition, dehydration, and depression or anxiety. Eating becomes difficult when your diaphragm is spasming every few seconds, and sleep is nearly impossible. People with intractable hiccups often develop abnormal eating behaviors simply because swallowing food during an episode is so uncomfortable. The exhaustion and social disruption can spiral into significant mental health problems over time.
Warning Signs That Need Attention
Hiccups alone, even if they last a day or two, are rarely dangerous. But certain accompanying symptoms raise the stakes. Neurological changes like difficulty speaking, numbness, vision problems, or trouble with balance alongside persistent hiccups point to a possible central nervous system cause. Difficulty swallowing, chest pain, or significant unintentional weight loss also warrant investigation. Clinicians specifically look for neurologic signs as a red flag when evaluating chronic hiccups.
How Prolonged Hiccups Are Treated
For persistent hiccups, treatment depends on the underlying cause. If acid reflux is irritating the nerve that controls the diaphragm, treating the reflux often stops the hiccups. If a medication is the trigger, switching drugs may resolve the issue.
When no clear cause is found or when treating the cause isn’t enough, medications that calm the hiccup reflex arc are the next step. Current guidelines recommend gabapentin and baclofen as the most rational first choices. These drugs work by dampening the nerve signals that keep the diaphragm spasming. A 2025 review proposed a stepwise approach that involves targeting different parts of the hiccup reflex in sequence if the first medication doesn’t work.
For cases that resist all medication, a procedure called a phrenic nerve block can interrupt the nerve signal to the diaphragm directly. This involves injecting a local anesthetic near the phrenic nerve, which controls diaphragm movement. The block can be repeated if hiccups return, and newer techniques use ultrasound guidance with a catheter to deliver continuous anesthetic over 24 hours, avoiding the need for repeated injections. Phrenic nerve blocks are a last resort, reserved for people whose hiccups have resisted everything else.
What You Can Do at Home
For ordinary hiccups lasting minutes, the classic remedies work by stimulating the vagus nerve or resetting your breathing pattern. Holding your breath for 10 to 20 seconds, breathing into a paper bag, sipping ice water, or gently pulling on your tongue all have the same basic goal: interrupting the spasm cycle. Swallowing a teaspoon of sugar or biting on a lemon can also stimulate the nerve pathways involved. None of these are guaranteed, but they’re safe to try.
If your hiccups have lasted more than 48 hours, home remedies are unlikely to solve the problem. At that point, the reflex has typically locked into a self-sustaining loop that needs medical evaluation to identify what’s driving it.