The standard method involves a single intradermal injection, where the liquid is placed just beneath the surface of the skin on the upper arm. This reaction is a normal part of the immune response and typically heals within several weeks, often leaving a small scar.
BCG Vaccine Storage and Handling Rules
Serious complications are rare but can include lymph node swelling or, in very few instances, a disseminated infection. Pregnant women are usually also excluded from vaccination.
Historical Context and Global Usage Developed in the early 20th century by French scientists Albert Calmette and Camille Guérin, the BCG vaccine has been used safely for nearly 100 years. The Bacillus Calmette-Guérin, or BCG, immunization has been administered for over a century, demonstrating a remarkable ability to prevent severe forms of TB in children.
BCG Vaccine Storage and Handling Guidelines
BCG Vaccination Schedule and Administration The timing of the BCG shot is critical for ensuring optimal immunity. The vaccine is a live, attenuated preparation, meaning the bacteria are alive but significantly weakened.
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