They said the Duke had been "feeling unwell for a short period and the doctor was called".
Both Prince Philip and Queen Elizabeth, 94, received their first COVID-19 vaccinations in January.
The statement from the palace revealed he was likely to stay in hospital for a few days of rest and observation.
A palace spokesman said: "His Royal Highness The Duke of Edinburgh was admitted to the King Edward VII Hospital in London, on Tuesday evening".
The Duke spent two nights at the King Edward VII hospital as a precautionary measure on the advice of a doctor, which meant he missed the State Opening of Parliament and Royal Ascot.
At the time, the palace confirmed to Fox News he "walked into the hospital unaided" and "did not take an ambulance" to get to the facility, the rep said. In January 2019, he was involved in a vehicle crash, attending hospital as a precaution, and surrendered his driver's licence.
Prince Philip and the Queen had their coronavirus vaccine jabs in January.
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Philip, who will turn 100 in June, has been plagued by health issues in recent years.
Philip spent four nights at King Edward Hospital in December 2019, where he was treated for what was described as a "pre-existing condition" and though he was discharged on Christmas Eve that year, he has not been seen in public since.
He abruptly canceled his appearance at the traditional Maundy church service that he was scheduled to attend with the monarch in March 2018. He retired from public duties in August 2017.
In 2019, the Duke of Edinburgh was involved in a auto crash when he attempted to pull out of a driveway near the Sandringham Estate in Norfolk.
New community outbreaks include ones at Timothy Christian School in Chilliwack, and at the SFU Childcare Society. It is the longest state of emergency in B.C.'s history and is approaching one year since it was implemented.
Kenneth Roth, executive director of advocacy group Human Rights Watch, called on the UAE government to put an end to the case. She talks about not knowing what her fate will be and about being exhausted of living in that place.
The Australian government has slammed Facebook for a news blackout in the country over pending legislation on content. But communications Minister Paul Fletcher said the government would not back down on its legislative agenda.
Her pregnancy and maternity leave while in office in 2018 was hailed as symbolising progress for women leaders. Morrison was unapologetic when asked about the move during a press conference in Canberra.
Australia wants tech giants like Facebook and Google to pay for the content reposted from news outlets. Facebook has made a decision to ban Australian users from reading or sharing news on its platform.
It's already known that 2020 was the deadliest year in US history, with deaths topping 3 million for the first time. Black men suffered the largest decline, with life expectancy dropping by three years between January and June 2020.
The weather service said up to an inch of snow and sleet and a light glaze of ice will be possible in the advisory area. The north Alabama winter storm warning will go into effect at 4 p.m. today and last until 6 a.m.
Not letting up, Barty broke Muchova for a third time in the opening game of the second set to continue her utter domination. She breezed through the tournament up to this point, and this was the first match she played that went to three sets.
Even if Trump does not run in 2024, he could serve as a kingmaker during the Republican presidential primaries. McConnell did not vote to convict Trump of inciting the insurrection in the impeachment trial that followed.
Sen. Cruz went to Mexico on vacation amid storm
Critics slammed the senator on Twitter after photos emerged on social media of a man who appears to be Cruz aboard a plane. Stay safe!" Jaime Harrison, Democratic National Committee chair, urged Texans to vote Cruz out in the next election.
Trump Plaza casino imploded in Atlantic City
Onlookers in cars will be charged $10 and herded into a lot most recently used as a pandemic-era food distribution site. Other hotels also offered their own packages, with champagne and late checkout and spectacular views of the implosion.
Rush Limbaugh, Conservative U.S. radio host, dead at 70
It is with great sadness to inform you that Rush Limbaugh passed away today. after a long and fearless battle with lung cancer. During the 2020 State of the Union Address, former President Donald Trump awarded him the Presidential Medal of Freedom .
Democratic congressman sues Trump over role in US Capitol riot
Trump said McConnell "begged" him for a recent endorsement, which allowed him to win re-election in November, according to Trump. A person familiar with the matter previously told CNN that Trump instructed his staff to stop paying Giuliani's legal fees.
Charges against 'Central Park Karen' dropped
She walks over to him and asks him to stop recording to which he refused. "There is an African-American man, I'm in Central Park". Cooper learned a lot in their sessions together", the prosecutor said during the hearing, according to the Post.