There are a variety of speech-related symptoms that can be associated with apraxia, including: Difficulty stringing syllables together in the appropriate order to make words, or inability to do so. Minimal babbling during infancy. Difficulty saying long or complex words.
1 Understand that hepatitis B vaccination-induced protective antibodies can last for up to 15 years, but appear to fall off over time.
1 For healthy persons aged 12 monthsâ40 years, single-antigen Hepatitis A vaccine at the age-appropriate dose is preferred to IG because of the vaccineâs advantages, including long-term protection and ease of administration, as well as the equivalent efficacy of vaccine to IG.mmune globulin is available for short-term protection (approximately 3 months) against Hepatitis A, both pre-and post-exposure. Immune globulin must be administered within 2 weeks after exposure for maximum protection.