It comes after his wife Nazanin Zaghari-Ratcliffe was temporarily released from prison in Iran in a bid to curb Covid-19 in the country.
Richard Ratcliffe has said his wife is "desperate" to get tested for the Covid-19 virus but claims Iranian authorities will not allow it.
A new petition is calling on Boris Johnson to introduce a new law to ensure the government protects British citizens when they're abroad.
Richard Ratcliffe said he does not know what treatment his wife is receiving after she was moved to a psychiatric ward on Monday.
Nazanin Zaghari-Ratcliffe's husband welcomed the granting of diplomatic protection to his imprisoned wife and said the move was a "clear signal" to Iran.
Foreign Secretary Jeremy Hunt has agreed Britain will grant "diplomatic protection" to Nazanin Zaghari-Ratcliffe, the British-Iranian mother held in Iran where she is accused of spying.
The husband of Nazanin Zaghari-Ratcliffe has said that she was threatened that it “would not be safe” if she did not agree to "spy" for the Iranians, as she begins a hunger strike in a prison in Iran.
The husband of imprisoned Nazanin Zaghari-Ratcliffe has said she is “gradually getting better” after speaking to her from her prison ward.
Richard Ratcliffe, the husband of imprisoned charity worker Nazanin Zaghari-Ratcliffe, praised Foreign Secretary Jeremy Hunt's efforts to help her case
The husband of a charity worker jailed in Iran has said that Jeremy Hunt brings a “fresh start” to the campaign to free her after the “baggage” of Boris Johnson.
The mother is currently serving a five year jail term for allegedly plotting to overthrow government in the country, but she denies the claims
Richard Ratcliffe says he's confident Johnson is doing his best, but stops short of suggesting the Foreign Secretary's intervention will help his wife
The Foreign Secretary is expected to discuss the idea of diplomatic protection with Richard Ratcliffe
Former foreign office minister Chris Bryant says ministers need to keep their mouths shut about the Nazanin Zaghari-Ratcliffe case
The Environment Secretary is weathering criticism in the wake of a BBC interview on Nazanin Zaghari-Ratcliffe
Ratcliffe's wife, Nazanin, has been imprisoned in the country on accusations of plotting to overthrow the Iranian regime
The husband of the woman imprisoned in Iraq spoke to Paul Ross and Carole Malone about her situation and how the Foreign Secretary may have impacted it