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Chile first in South America to eliminate dog-transmitted rabies

Chile first in South America to eliminate dog-transmitted rabies

New Capabilities

World Health Organization validation caps 54 years without a dog-mediated human case

September 14th, 2026: WHO validates Chile for eliminating dog-transmitted rabies

Overview

Updated Sep 17

Chile's last human case of dog-transmitted rabies came in 1972, in the central city of Chillán. On September 14, 2026, the World Health Organization (WHO) validated the country as free of dog-transmitted rabies as a public health problem — the first South American nation to clear that bar.

The certification caps 54 years of continuous work: free mass vaccination for dogs and cats, epidemiological surveillance, and post-exposure treatment for bite victims. It does not mean rabies is gone from Chile. Bat-borne variants still circulate, and officials say the programs behind the validation must keep running.

Why it matters

Dog-transmitted rabies still kills tens of thousands of people each year in Asia and Africa; Chile proves sustained vaccination and surveillance can end it.

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Key Indicators

0
Dog-mediated human rabies cases since 1972
No human deaths from dog-transmitted rabies in more than five decades.
54 years
Time since Chile's last dog-mediated human rabies case
The last case occurred in Chillán in 1972, carrying the canine virus variant.
98%
Decline in dog-mediated human rabies in the Americas since 1983
Regional vaccination drives cut annual human cases from thousands to a handful.
1st
South American country validated for dog-rabies elimination
Chile is the second Latin American country overall to receive WHO validation.
2
Neglected tropical disease eliminations for Chile in 2026
Chile also earned WHO verification for eliminating leprosy earlier in the year, first in the Americas.

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People Involved

May Chomalí
May Chomalí
Chile's Minister of Health
Active; received the WHO validation diploma on September 14, 2026

Organizations Involved

World Health Organization
World Health Organization
UN Agency
Validated Chile on September 14, 2026

The World Health Organization sets global criteria for disease elimination and certifies countries that meet them.
Pan American Health Organization
Pan American Health Organization
WHO regional office
Convened the expert review panel that validated Chile

PAHO coordinates disease elimination across the Americas and ran Chile's validation review through its PANAFTOSA veterinary public health unit.
Chile Ministry of Health
Chile Ministry of Health
Government ministry
Runs the National Rabies Prevention and Control Programme

Chile's health ministry maintains the national rabies program with free dog and cat vaccination, surveillance, laboratory diagnosis, and post-exposure care.

Timeline

1972 September 2026

3 events Latest: September 14th, 2026 · 2 months ago

  1. WHO validates Chile for eliminating dog-transmitted rabies

    Latest Certification

    Chile becomes the first South American country to receive WHO validation. Earlier in 2026, WHO also verified Chile for eliminating leprosy, first in the Americas.

  2. Americas region begins tracking steep decline in dog-mediated rabies

    Public Health

    Coordinated national vaccination campaigns across the Americas cut dog-mediated human rabies cases by more than 98% over the following decades.

  3. Last dog-mediated human rabies case reported in Chillán

    Public Health

    A human case carrying the canine rabies virus variant is confirmed in the central Chilean city. No further dog-mediated cases follow.

Scenarios

1

Chile's validation holds and becomes a regional blueprint

Likely Resolves by End of 2030

Discussed by: PAHO's Disease Elimination Initiative frames Chile's achievement as contributing to the regional goal of eliminating 30+ diseases by 2030; Chilean health officials say surveillance capacity must be maintained.

Chile sustains its zero dog-mediated rabies record through continued vaccination, surveillance, and border-area prevention. The model becomes the reference for other South American countries preparing their own WHO dossiers. PAHO has said the Americas region leads the world in canine rabies control, and Chile's certification adds institutional weight to that claim.

2

Rabies reintroduction tests Chile's response systems

Unlikely Resolves by End of 2028

Discussed by: Chilean health authorities acknowledge heightened reintroduction risk in border areas; the American Quorum notes that imported dogs and cross-border movement remain vectors for the canine variant.

An infected dog enters Chile from a neighboring country where canine rabies still circulates, or a rabid dog is imported. Chile's surveillance network detects the virus, triggering emergency vaccination, quarantine, and post-exposure prophylaxis. The WHO validation remains intact if the response contains the case — but the episode would test the national program in a way routine operations have not for decades.

3

Bat rabies emerges as the next public health frontier in Chile

Possible Resolves by End of 2028

Discussed by: The American Quorum reports that blood-feeding bats are now the leading source of human rabies in the Americas where canine transmission is largely controlled.

A bat-transmitted human rabies case occurs in Chile; the virus continues to circulate in bat populations there. The case does not affect Chile's dog-rabies validation — WHO rules only cover dog-mediated transmission — but it would shift public health messaging, surveillance priorities, and funding toward wildlife-mediated spillover prevention.

Historical Context

3 moments from history that rhyme with this story — and how they unfolded.

2026

Chile eliminates leprosy (2026)

Earlier in 2026, WHO verified Chile for eliminating leprosy, making it the first country in the Americas to reach that target. Chile became one of 65 countries worldwide to have eliminated at least one neglected tropical disease.

Then

Chile earned back-to-back disease eliminations within a single calendar year.

Now

Both validations rest on the same institutional machinery: national surveillance, laboratory capacity, and primary-care delivery.

Why this matters now

Chile's leprosy and rabies eliminations show public health capacity that spans diseases, not just a single program.

October 1977 - May 1980

Smallpox eradication (1977-1980)

The last natural smallpox case occurred in Somalia in October 1977. Three years later, the World Health Assembly declared the world free of the disease — the only human disease ever eradicated.

Then

Global vaccination campaigns stopped once eradication was confirmed.

Now

Set the benchmark distinguishing eradication (worldwide, permanent) from elimination (regional, requires ongoing surveillance).

Why this matters now

WHO's rabies milestone is 'elimination as a public health problem,' which is narrower than eradication. Rabies virus still circulates in Chilean bat populations, and the validation does not change that.

1983-2026

Americas canine rabies decline (1983-2026)

Coordinated national programs across the Americas — mass dog vaccination, surveillance, post-exposure prophylaxis — drove dog-mediated human rabies cases down more than 98% since 1983, from thousands annually to a handful.

Then

The region became a global leader in canine rabies control.

Now

A few human cases of dog-mediated rabies still appear each year in the Americas, concentrated in countries with weaker vaccination coverage.

Why this matters now

Chile is the first South American country to convert the regional decline into formal WHO validation. The mechanisms behind the 98% drop are the same ones Chile scaled nationally.

Sources

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+4
Pan American Health Organization World Health Organization Winnipeg Free Press (AP) The American Quorum T13 ADN Radio Noticias Ambientales El Periodista Human Progress Pan American Health Organization