Table 1.

Summary of SARS-CoV-2 vaccines that reached phase 3 of human clinical trials approved by WHO, January 5, 2021.¹

	SARS-COV-2 vaccine manufacturer	Vaccine platform	Type of candidate vaccine	Number of doses	Timing of doses	Route of administration
1	University of Oxford/ AstraZeneca	Non-replicating viral vector	ChAdOx1-S - (AZD1222) (Covishield)	1–2	0,28 days	Intramuscular injection
2	Sinovac Research and Development Co., Ltd	Inactivated virus	SARS-CoV-2 vaccine (inactivated)	2	0,14 days	Intramuscular injection
3	Wuhan institute of biological products/China National Biotec Group Co/ Sinopharm	Inactivated virus	Inactivated SARS-CoV-2 vaccine (Vero cell)	2	0,21 days	Intramuscular injection
4	Sinopharm/China National Biotec Group Co/ Beijing Institute of Biological Products	Inactivated virus	Inactivated SARS-CoV-2 vaccine (Vero cell)	2	0,21 days	Intramuscular injection
5	Moderna/NIAID	RNA vaccine	mRNA −1273	2	0,28 days	Intramuscular injection
6	CanSino biological Inc./Beijing institute of biotechnology	Non-replicating viral vector	Recombinant novel coronavirus vaccine (Adenovirus type 5 vector)	1	Day 0	Intramuscular injection
7	Gamaleya Research Institute; Health Ministry of the Russian Federation	Non-replicating viral vector	Gam-COVID-Vac Adeno-based (rAd26-S + rAd5-S)	2	0,21 days	Intramuscular injection
8	Janssen Pharmaceutical	Non-replicating viral vector	Ad26.COV2.S	1–2	Day 0 or 0,56 days	Intramuscular injection
9	Novavax	Protein subunit	SARS-CoV-2 rS/Matrix M1-Adjuvant (Full length recombinant SARS CoV-2 glycoprotein nanoparticle vaccine adjuvanted with Matrix M)	2	0,21 days	Intramuscular injection
10	BioNTech + Fosun Pharma; Jiangsu Provincial Center for Disease Prevention and Control + Pfizer	RNA vaccine	BNT162 (3 LNP-mRNAS)	2	0,28 days	Intramuscular injection
11	Anhui Zhifei Longcom Biopharmaceutical + Institute of Microbiology, Chinese Academy of Sciences	Protein subunit	Recombinant SARS-CoV-2 vaccine (CHO Cell)	2–3	0,28 days or 0, 28, 56 days	Intramuscular injection
12	CureVac AG	RNA vaccine	CVnCoV Vaccine	2	0,28 days	Intramuscular injection
13	Institute of Medical Biology + Chinese Academy of Medical Sciences	Inactivated virus	SARS-CoV-2 vaccine (vero cells)	2	0,28 days	Intramuscular injection
14	Research Institute for Biological Safety Problems, Rep of Kazakhstan	Inactivated virus	QazCovid-in® - COVID-19 inactivated vaccine	2	0,28 days	Intramuscular injection
15	Cadila Healthcare Ltd.	DNA vaccine	nCov vaccine	3	0, 28, 56 days	Intradermal

¹WHO. Draft landscape of COVID-19 candidate vaccines 2020 [Available from: https://www.who.int/publications/m/item/draft-landscape-of-covid-19-candidate-vaccines.