Bethenny Frankelhas publicly addressed her new relationship for the first time.

On Monday, theReal Housewives of New York Citystar revealed she was hospitalized aftersuffering a near-fatal allergic reactionto fish over the weekend.

“I have a rare fish allergy. Sunday, I had soup, itched & was unconscious for 15 mins then to ER & ICU for 2 days w BP of 60/40,” she tweeted. “I couldn’t talk, see, thought I had a stroke & dying & told if 5 mins later I’d be dead. 911 & EPI saved me. I’ll never not carry an #epipen.”

In response to a fan who brought up the Bravo star’s “new boyfriend,” Frankel acknowledged his role in the scary incident, tweeting: “He saved my life.”

A source told PEOPLE Frankel, 48, “almost died.”

“It was that serious,” said the source. “Her blood pressure was through the roof and she was unconscious. She went into anaphylactic shock. Her boyfriend friend saved her life.”

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The budding romance comes at a bittersweet time. In August, the Skinnygirl mogul’s on-off boyfriendDennis Shieldswasfound deadof asuspected overdosein his Trump Tower apartment. He was 51.

While she’s been pouring herself intohurricane relief effortssince his death, Frankel, she’s still mourning the loss.

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“The work I am doing for hurricane relief is a good outlet, but I’m trying to not get too immersed and not avoid thegrieving processand feeling,” shetold PEOPLEin September. “I am going through an emotional storm and must go through and not around it.”

“People are suffering way more than I am,” she added. “People have helped me get through my despair with their love and inspiration and now it is my turn.”

source: people.com