Most people feel a lift within hours
A light stretch of the non-dominant arm triggers more pain rather than relief
There are some complications that may arise, such as implant rupture or capsular contracture
Important Safety Information Do not administer FLUARIX or FLULAVAL to anyone with a history of severe allergic reactions (eg, anaphylaxis) to any component of the vaccine, including egg protein, or following a previous dose of any influenza vaccine If Guillain-Barr syndrome has occurred within 6 weeks of receipt of a prior influenza vaccine, the decision to give FLUARIX or FLULAVAL should be based on careful consideration of the potential benefits and risks Syncope (fainting) can occur in association with administration of injectable vaccines, including FLUARIX and FLULAVAL
In cases like these, you just cant rely on once-a-week or once-a-month shots, which are unfortunately the doses doctors most often prescribe
Vitamin B12 (Cobalamin) StatPearls