Nairobi, May 30 -- There is hope for a Covid-19 vaccine with eight out of 100 worldwide projects going into clinical trial stage this week, with health experts however concerned by whether when finally approved, there will be enough for the whole world.

James Zhan, director of investment and enterprise at the United Nations Conference on Trade and Development (UNCTAD) said the eight met the required standards and will be evaluated and results announced in the next few months.

He said this in his opening remarks of a virtual meeting organised by the World Health Organisation on Wednedsay. He added demand for a Covid-19 vaccine is likely to surpass the supply hence the need to invest more in pharmaceutical development to meet the demand.

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