COVID Drug Paxlovid May Additionally Combat Lengthy COVID

FRIDAY, Could 6, 2022 (HealthDay Information) — An antiviral drug used to deal with high-risk COVID-19 sufferers can also profit sufferers with lengthy COVID, researchers say.

Paxlovid has U.S. Meals and Drug Administration emergency use authorization to deal with COVID-19 sufferers who’re older than 65 or have underlying well being circumstances reminiscent of weight problems, diabetes or most cancers. The capsule consists of the antivirals nirmatrelvir and ritonavir.

Therapy with Paxlovid should begin inside 5 days of the onset of signs and proceed for 5 days, in response to circumstances of the authorization.

Now, a sequence of case reviews from researchers on the College of California, San Francisco (UCSF) exhibits some success with Paxlovid in treating sufferers with lengthy COVID. One-third of individuals contaminated with the coronavirus are thought to develop signs reminiscent of fatigue, complications and mind fog related to lengthy COVID.

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It’s thought that lengthy COVID could also be attributable to the immune system’s ongoing response to the virus that is still within the physique after the preliminary an infection section.

“Information from different research exhibits that SARS-CoV-2 would possibly linger for months,” mentioned research co-author Dr. Michael Peluso. He’s an assistant professor of drugs and infectious illness specialist at UCSF and Zuckerberg San Francisco Normal Hospital.

“A latest research exhibits persistent shedding of virus from the gastrointestinal tract for as much as seven months in some folks. This doesn’t imply the virus is infectious, however there may be items of the virus, or viral exercise, that may very well be stimulating the immune system,” Peluso mentioned in a college information launch.

The case reviews included three sufferers of their 40s who had signs according to lengthy COVID.

Two began taking Paxlovid weeks after the beginning of lengthy COVID signs, opposite to the emergency authorization circumstances. One was prescribed the antiviral after re-exposure to the virus greater than seven weeks after symptom onset, and his well being improved to near-normal, in response to the researchers.

The opposite affected person took Paxlovid about three weeks after symptom onset. She felt much less fatigued the day after finishing remedy, however nonetheless had shortness of breath and muscle ache.

“Plainly Paxlovid could profit sufferers with lengthy COVID, however there isn’t a option to entry the drug except a physician is prepared to interrupt the foundations, which we’re not advocating,” Peluso mentioned.

The third affected person began taking Paxlovid inside 24 hours of the beginning of COVID-19 signs, in keeping with the emergency use circumstances. His signs improved, however returned 4 days after he accomplished Paxlovid remedy, with fever, runny nostril, cough and chest ache. He additionally had elevated temperature and coronary heart and respiratory charges.

About two weeks later, he developed mind fog, chest soreness, fatigue and discomfort after exertion — signs according to lengthy COVID.

“The important thing side of this case is that longer programs of Paxlovid could also be wanted, and giving it too early won’t be optimum,” Peluso mentioned. He famous that there isn’t a security knowledge but to help prolonged use of the drug.

The case sequence was posted on-line Could 5 on the preprint server Analysis Sq.. It has not been peer-reviewed or revealed in a journal so the findings needs to be thought-about preliminary. The outcomes have to be confirmed with future stringent research, the authors emphasised.

“Solely by doing rigorous research will we get solutions,” Peluso mentioned. “There’s a important want for this, given the big quantity of people that have had COVID, a big subset of whom have lengthy COVID.”

There’s extra on lengthy COVID on the U.S. Facilities for Illness Management and Prevention.

SOURCE: College of California, San Francisco, information launch, Could 5, 2022

Initially revealed on, a part of the TownNews Content material Alternate.

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