Dr. Howard Smith Oncall

  Vidcast:  https://youtu.be/i0ImNC_9tn8   A 4th shot of either the Moderna or Pfizer CoVid vaccine bumps CoVid neutralizing antibodies and actual Omicron virus neutralization by a factor of 8 to 10 fold while preventing both infections and hospitalizations.  These conclusions come from an Israeli study comparing the CoVid immunity and health status of 274 health care workers who received 4th shots representing a second booster of mRNA CoVid vaccines with 245 matched controls who received only 3 shots of the same vaccines.  These booster shots were given roughly 5 months after each of the previous shots.   Looking first at the effect of the 4th shot on the recipients’ immune status, the 4th dose of either mRNA vaccine restores the IgG anti-CoVid antibody levels to those following the 3rd dose representing a 9-10 fold boost in antibody level from that prior to the 4th shot.  In terms of live Omicron virus neutralization capability, the 4th shot of Pfizer bumped it 10.6 fold and the 4th shot of Moderna bumped i