Russia's opposition figure Alexei Navalny, a fierce critic of Vladimir Putin, who was allegedly poisoned using a Soviet-era nerve agent Novichok has come out of the medically induced coma, according to the hospital in Berlin where he is being treated.

Alexei Navalny out of induced coma, responds to verbal stimuli

Germany has threatened Russia with sanctions over poisoning of Russian critic Alexei Navalny. German Foreign Minister Heiko Maas said that Moscow must come clean on the poisoning of the Russian opposition leader.

Germany threatens Russia with sanctions over poisoning of Alexei Navalny

Mr Navalny was flown to Berlin after falling ill on a flight in Siberia last month, and remains in a coma.

Alexei Navalny | Russia to probe attempted murder angle | WION-DW partnership

The Russian government has been widely condemned after Germany confirmed on Wednesday that Mr Navalny had been poisoned with a Novichok nerve agent.

WION Dispatch: Alexei Navalny | Berlin urges EU action over Novichok poisoning

Tests carried out on Russian opposition leader Alexei Navalny showed that he was poisoned by a Novichok chemical nerve agent.

Alexei Navalny case | Germany seeks urgent clarification from Russia

Russian presidential spokesman Dmitry Peskov said Russia was not informed of the German findings and had no such data

WION Fineprint: Russia | A long history of poisoning enemies

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German NGO to send air ambulance to Russia as Putin's critic Navalny slips into coma

Russian opposition politician Alexei Navalny is in a coma and on a ventilator in a hospital intensive care unit in Siberia

Russian Opposition leader Alexei Navalny in coma