by Issam AHMED with Claire DOYEN in Johannesburg WASHINGTON, United States (AFP) — Pfizer said Tuesday that clinical trials confirmed its Covid pill — a new type of treatment that should withstand the mutations seen with Omicron — drastically reduced hospitalizations and deaths among at-risk people by almost 90 percent. The announcement came as a real-world study from South Africa showed two doses of the Pfizer-BioNTech vaccine was 70 percent effective in stopping severe illness […]