(Reuters) - The European Union on Wednesday entered into a deal with Pfizer and BioNTech for the supply of up to 300 million doses of their COVID-19 vaccine candidate, as it tries to catch up with the United States and United Kingdom to secure supplies of experimental vaccines. COUNTRY/REGION COMPANY DEAL TERM NO OF DOSES DELIVERY DATE STORY LINK U.S. Moderna $1.53 bln 100 mln + option for additional Unspecified 400 mln U.S. Pfizer and BioNTech $1.95 bln 100 mln + option for 500 mln By October more U.S. AstraZeneca $1.2 bln 300 mln Expected to begin in October 2020 U.S. Novavax $1.6 bln 100 mln By January 2021 U.S. Johnson & Johnson Over $1 bln 100 mln + 200 mln more under Unspecified subsequent agreement U.S. Sanofi and GlaxoSmithKline $2.1 bln 100 mln + option for 500 mln Unspecified more EU AstraZeneca 750 mln euros for At least 300 mln + 100 mln By end-2020 300 mln doses additional EU Johnson & Johnson Undisclosed 200 mln + 200 mln additional Unspecified EU Sanofi and GlaxoSmithKline 324 mln euros 300 mln Unspecified ($384 mln) EU Moderna In talks 80 mln Unspecified EU CureVac In talks 225 mln + option for 180 mln Unspecified additional EU BioNTech/ Pfizer Not specified Up to 300 mln End of 2020 EU ReiThera In early talks Unspecified Unspecified Italy, AstraZeneca 750 mln euros 300 mln + 100 mln additional Not applicable Germany, the ($843 million) Netherlands