Dr. Howard Smith Oncall

  Vidcast:  https://youtu.be/8cJd70mUAOY   A 4th dose of Pfizer mRNA vaccine for those 60 years or older reduces the chances of a serious or severe Covid infection threefold and offers twofold protection against any CoVid Omicron infection.  Israel’s health ministry announces these preliminary results of their study comparing the fate of 400,000 Israeli’s who received 4 Pfizer doses with 600,000 who received the two vaccinating doses and one booster.  They have not published or released more in-depth data as yet.   The trial of a 4th Pfizer dose began in December of 2021 by inoculating 150 medical staffers, and the trial was subsequently expanded.  The researchers state that the second booster appears most useful for older persons and those with complicating medical conditions such as immunosuppression following transplantation or cancer chemotherapy.   Stay tuned for more updates on this.  Suffice it to say, the CDC is watching this and should be considering an optional second booster for older persons and t