Djokovic, who is seeking to win a record 21st Grand Slam title at the tournament this month, said in a legal challenge on Saturday that he had been given the medical exemption because he had contracted COVID-19 last month.
French Open and Wimbledon champion Alcaraz, who won both of his previous meetings with Sinner this year, recovered from a slow start to wrap up victory in three hours, 21 minutes and improve his head-to-head record with the Italian to 6-4.
Djokovic's official website also confirmed his participation in the Dubai tournament.
Novak Djokovic was confused about who had issued him with a medical exemption to enter Australia when interviewed by the Australian Border Force last week, according to transcripts of the interview.
Novak Djokovic has so far declined to disclose whether he is vaccinated and his father told Serbia's TV Prva that governing body Tennis Australia's stance on players being vaccinated was tantamount to "blackmail".
Nadal says Wimbledon ban on Russian and Belarusian players unfair
Novak Djokovic, the world number one ranked men's player, has reiterated his stand about freedom of choice over taking the COVID-19 vaccine as suspense grows over his participation at the Australian Open in January.
Alcaraz's triumph on the Parisian red dirt was the third Grand Slam trophy of his young career and followed the Spanish world number three's breakthrough title at the 2022 U.S. Open and epic Wimbledon victory 12 months ago.
Almost 12,000 people have signed an online petition calling for the USTA to work with the country's government to allow Novak Djokovic to compete in the US Open despite his refusal to take the COVID-19 vaccine.
Novak Djokovic has pulled out of the Serbia team for the ATP Cup in Sydney, event organisers said on Wednesday, raising further doubts over whether the world number one will defend his Australian Open title next month.
Novak Djokovic's bid for a record 21st major title that would have completed the calendar-year Grand Slam collapsed at the final hurdle in a stunning 6-4, 6-4, 6-4 defeat by Russian Daniil Medvedev in the US Open final on Sunday.
Djokovic remained unflustered despite dropping the opening set and suffering several tumbles on the greasy surface.
'I feel quite embarrassed as an Australian athlete that's seen what this guy has done for us and the sport'
'Rarely did I feel my best on clay in the first or second tournament in the season. That was the case this season again. It took me two tournaments to really feel that I'm getting closer to the desired level.'
Immigration Minister Alex Hawke is weighing exercising his discretionary powers to revoke Djokovic's visa
Jannik Sinner overpowered American Taylor Fritz in the final to become the first Italian man to win the US Open singles title.
World number one Jannik Sinner's bid for a second Grand Slam title continued to gain momentum as he thumped Christopher O'Connell 6-1, 6-4, 6-2 on Saturday to reach the US Open fourth round.
D Gukesh admires the way charismatic former India skipper MS Dhoni and iconic tennis player Novak Djokovic
It was unclear exactly what happened to world number 76 Musetti whose stylish game was threatening to send Djokovic to his earliest Roland Garros exit since 2009.
Carlos Alcaraz said he will be "at 100%" for the US Open despite stopping his training in New York on Saturday as a precaution after twisting his ankle.
Officials said he was one of a 'handful' of successful applicants among 26 people who sought exemptions.
'I wanted to fight until the last ball and that was the key.'
Novak Djokovic has declined to disclose his vaccination status despite everyone at Melbourne Park needing to be inoculated against COVID-19.
'Of course I am happy to reach No. 1. It was my goal since I was young and especially my goal in the latest times.'
Italy's Sara Errani and Jasmine Paolini beat Mirra Andreeva and Diana Shnaider 2-6, 6-1, (10-7) to win Olympic gold in the women's doubles tennis on Sunday.
Let battle commence, says Djokovic ahead of Nadal showdown
Novak Djokovic was unexpectedly beaten by fifth-ranked Alexander Zverev, quashing his hopes of winning an Olympic singles gold medal, the only major honour missing from his long list of accolades.
Djokovic was soundly beaten by Zverev in the 2018 final, a match played out in an electrifying atmosphere in front of 18,000 fans. This time the arena was empty because of the COVID-19 lockdown, a surreal backdrop for a match with so much riding on it for both men.
Novak Djokovic increased his Grand Slam tally to 19 titles, and is now one adrift of the men's record held by Roger Federer and Rafael Nadal.
Djokovic said he was '50-50' about competing at the Tokyo Olympics
Novak Djokovic won a record-extending sixth Paris Masters title by avenging his U.S Open final defeat against Russian Daniil Medvedev with a 4-6, 6-3, 6-3 victory in Sunday's showpiece match.
Sweltering heat gripped the second-round action at the US Open on Wednesday
Djokovic must leave Australia after three federal court judges decided unanimously Sunday to uphold the immigration minister's right to cancel Djokovic's visa.
While the announcement prompted outcry in Australia, pot-shots were taken at Djokovic on the internet as the saga fuelled a string of memes. Here are some that brought on more than a few chuckles...
Indian Wells organisers said on Tuesday that world number two Novak Djokovic had been placed in the tournament's draw but it was unclear if the Serbian would be permitted to enter the United States.
Nadal had previously said this year could be his final one on the tour.
'I am uncomfortable that the focus of the past weeks has been on me and I hope that we can all now focus on the game and the tournament I love'
Jannik Sinner has withdrawn from the Paris Games due to tonsillitis.
An Australian court upheld a government decision to cancel Novak Djokovic's visa on Sunday, ending the unvaccinated tennis superstar's hopes of winning the Australian Open and racking up a record-breaking 21 men's Grand Slam titles.
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