Evidence Updates

What changed — and what it means.

A dated editorial feed of notable vaccine evidence, safety statements and policy developments. We link to the original source and distinguish new information from established evidence.

Editorial principle: inclusion here does not mean endorsement or alarm. An update is selected because it materially changes, clarifies or illustrates the evidence landscape.
20 AUGUST 2026 · WHO / AFRICA CDC
OUTBREAK RESPONSE

Ebola vaccine doses allocated during Bundibugyo outbreak response

WHO and Africa CDC announced an initial allocation of 70,000 Ervebo doses to the Democratic Republic of the Congo. Importantly, WHO says it is not yet known whether Ervebo protects humans against Bundibugyo virus; 20,000 doses were allocated to a Phase 3 trial and 50,000 for frontline and health workers under current recommendations.

Read the WHO announcement →
18 AUGUST 2026 · WHO
POSITION PAPER

WHO publishes updated typhoid vaccine position paper

WHO's August 2026 position paper incorporates developments in typhoid disease burden and vaccination. This is the type of primary policy document ANTIVAX.co.uk will track when recommendations or evidence summaries change.

WHO Immunization, Vaccines and Biologicals →
12 AUGUST 2026 · MHRA
SAFETY

MHRA reaffirms childhood vaccine safety and autism evidence

The UK medicines regulator said multiple large studies have found no evidence that vaccines cause autism in children. It also highlighted continuous surveillance through Yellow Card reports, healthcare datasets, international safety information and independent expert review.

Read the MHRA statement →
31 JULY 2026 · WHO
COVID-19

WHO updates its COVID-19 vaccine position paper

The July 2026 position paper updates WHO recommendations in the context of continued SARS-CoV-2 circulation and population immunity. Our archive can use position papers like this to distinguish current recommendations from advice issued earlier in the pandemic.

WHO vaccine publications →
15 JULY 2026 · WHO / UNICEF
COVERAGE

Global childhood immunisation coverage inches forward

WHO's current immunisation dashboard reports that 85% of infants received three DTP-containing vaccine doses in 2025, while an estimated 13.5 million children received no routine vaccination at all. Coverage data add important context to debates about access and hesitancy.

WHO immunisation data and updates →