There are excellent guidelines and reports of such outbreak control in the literature. 1 Briefly outlined, the main recommendations follow. Vaccination is most cost-effective when included as part of a routine health care encounter. Institutional immunization programs. Hospital discharges from November through February each year.
Influenza vaccination has a favorable side-effects profile.
The most frequent side-effect is soreness around the vaccination site. Systemic symptoms of toxicity such as fever and myalgia are very infrequent. More severe allergic reactions such as hives and angioedema, possibly due to sensitivity to the vaccine component or protein from the eggs in which it is manufactured, are rare. The Medicare Influenza Vaccination Demonstration, performed 1988 - 1992, found influenza immunization to be effective and offer cost savings to the Medicare program. However, some regions experience earlier than normal endemic activity, and vaccinations should begin in September or October.