| | Pfizer Inc said on Monday it had dosed the first patient in a trial testing a flu vaccine based on messenger RNA, the same technology used in the COVID-19 shots made by the U.S. drugmaker and BioNTech . | | | Alphabet Inc's YouTube deleted Russian state-backed broadcaster RT's German-language channels on Tuesday, saying it had breached its COVID misinformation policy. | | | A Brazilian hospital chain tested unproven drugs on elderly COVID-19 patients without their knowledge as part of an effort to validate President Jair Bolsonaro's preferred 'miracle cure,' a lawyer for whistleblowing doctors told senators on Tuesday. | | | Italy's health ministry said on Tuesday it had given the go-ahead for travel to six non-European tourist spots without the need for quarantine as a COVID-19 precaution either on arrival or return. | | | As Merck & Co and Pfizer Inc prepare to report clinical trial results for experimental COVID-19 antiviral pills, rivals are lining up with what they hope will prove to be more potent and convenient oral treatments of their own. | | | Pfizer Inc has asked Brazil's health regulator Anvisa to approve the application of a third dose of its Comirnaty vaccine against COVID-19 and change the package insert to include the booster option, the agency said on Tuesday. | | | Authorities in Costa Rica said on Tuesday all state workers will need to be vaccinated against COVID-19, making it one of the first countries in Latin America to impose a coronavirus vaccination mandate. | | | The three largest U.S. drug distributors will pay more than $75 million to resolve claims they fueled an opioid epidemic in the Cherokee Nation's territory in Oklahoma, marking the first settlement with a tribal government in the litigation over the U.S. addiction crisis. | | | Chile's lower Chamber of Deputies approved on Tuesday a plan to debate a bill that would expand the legal access for women to get abortions, despite opposition from the South American country's center-right government. | | | United Nations aid chief Martin Griffiths said on Tuesday he assumes famine has taken hold in Ethiopia's Tigray where a nearly three-month long "de-facto blockade" has restricted aid deliveries to 10% of what is needed in the war-torn region. | | | | |