
The value of vaccines
Disease prevention is the most cost-effective health-care intervention available. Because immunization helps to inhibit the spread of disease, many people can be protected from illness and death. With the exception of clean, safe drinking water, no human endeavor rivals immunization in combating infectious diseases and reducing mortality rates.
Vaccine-preventable diseases

Cholera

Dengue

Diphtheria

<em>Haemophilus influenzae</em> type B

Hepatitis A

Hepatitis B

Influenza (pandemic)

Influenza (seasonal)

Japanese encephalitis

Meningococcal infections

Pertussis

Poliomyelitis

Rabies

Tetanus

Typhoid fever

Yellow fever

Vaccines access

Pharmacovigilance
