Covid-19 roundup: FDA to sign off on Merck, Pfizer pills this week — report; Broad Institute finds rise of Omicron through CRISPR diagnostics

The FDA may soon sign off on two new pills from Mer­ck and Pfiz­er to help treat Covid-19 be­fore those in­fect­ed end up in the hos­pi­tal, ac­cord­ing to a Bloomberg re­port.

An an­nounce­ment from the agency may come as ear­ly as Wednes­day, ac­cord­ing to three Bloomberg sources, which would cre­ate more op­tions for those who are un­vac­ci­nat­ed and need quick and ear­ly treat­ment.

Most re­cent­ly, the FDA’s an­timi­cro­bial drugs ad­vi­so­ry com­mit­tee on Tues­day vot­ed 13-10 in fa­vor of the Mer­ck pill’s ben­e­fits out­weigh­ing the risks for adults with­in 5 days of de­vel­op­ing Covid symp­toms. But Mer­ck of­fered lit­tle ex­pla­na­tion for why its po­ten­tial Covid-19 an­tivi­ral was less ef­fec­tive in re­duc­ing Covid hos­pi­tal­iza­tions and deaths in a full analy­sis of a Phase III tri­al ver­sus an in­ter­im look, and mu­ta­ge­n­e­sis con­cerns re­main.

But Pfiz­er’s pill held up with near­ly 90% ef­fi­ca­cy in a full analy­sis of its tri­al da­ta, and the FDA has not set up an ad­comm to re­view the pill, like­ly sig­nal­ing an OK. — Zachary Bren­nan 

Broad In­sti­tute finds rise of Omi­cron via CRISPR

As Omi­cron spreads across the US, the Mass­a­chu­setts pub­lic health de­part­ment has teamed up with the Broad In­sti­tute to use CRISPR to take a look at the rise for pub­lic health’s sake.

The Broad is us­ing a plat­form it calls mCAR­MEN to test Covid-19 spec­i­mens across the Bay State, al­low­ing re­searchers to an­a­lyze vari­ants faster. About 45% of the 1,108 spec­i­men test­ed by Dec. 16 showed strong ev­i­dence of the Omi­cron vari­ant. That’s a 40% in­crease in Omi­cron cas­es since about Dec. 10.

The CDC mean­while, said late Mon­day, that Omi­cron ac­count­ed for 73% of new Covid cas­es na­tion­wide – a stun­ning rise over last week’s fig­ures.

mCAR­MEN stands for Com­bi­na­to­r­i­al Ar­rayed Re­ac­tions for Mul­ti­plexed Eval­u­a­tion of Nu­cle­ic acids. The tech­nol­o­gy scales up CRISPR-based di­ag­nos­tics, us­ing mi­croflu­idic chips to run sev­er­al tests at the same time. The plat­form was first de­vel­oped in 2020, and the Broad In­sti­tute has been part­ner­ing with the CDC to con­duct what it calls ‘large-scale vi­ral se­quenc­ing to sup­port Covid-19 ge­nom­ic sur­veil­lance’ since March.

The Broad In­sti­tute says it scaled up its abil­i­ty to se­quence Covid-19 sam­ples and projects it will be able to process 8,000 sam­ples a week by the start of 2022. On Dec. 4, the first sig­nif­i­cant per­cent­age of US Covid-19 cas­es were marked as the Omi­cron vari­ant, as Broad de­tect­ed about 15%.

The Broad’s works comes near­ly two years af­ter sci­en­tists first be­gan re­pur­pos­ing genome-edit­ing tool CRISPR as a di­ag­nos­tic. De­spite ear­ly hype and a cou­ple FDA au­tho­riza­tions, though, the im­pact of such tests has been lim­it­ed.  — Josh Sul­li­van

Vek­lury gets ex­pand­ed OK in Eu­rope for pa­tients who don’t need oxy­gen

Pa­tients not re­quir­ing sup­ple­men­tal oxy­gen have been added to the con­di­tion­al mar­ket­ing au­tho­riza­tion for Gilead’s Covid-19 treat­ment Vek­lury in Eu­rope. The ad­di­tion comes as the Omi­cron vari­ant has brought new fears of how to best treat pa­tients.

The de­ter­mi­na­tion comes af­ter a Phase III tri­al found that Vek­lury re­duced the risk of Covid-19 hos­pi­tal­iza­tions and deaths by 87% com­pared with the place­bo.

‘We can now use Vek­lury to help pre­vent high-risk pa­tients from pro­gress­ing to more se­vere dis­ease, even when they do not re­quire oxy­gen, as well as con­tin­ue to uti­lize Vek­lury as a key tool in the treat­ment of se­vere dis­ease. This lat­est ap­proval will al­so help to re­lieve some of the pres­sure on health­care sys­tems that are al­ready un­der sig­nif­i­cant strain from the bur­den of Covid-19,’ said Roger Pare­des, of Spain’s in­fec­tious dis­ease de­part­ment.

The most com­mon side ef­fects of the treat­ment in­clude nau­sea and headaches. — Josh Sul­li­van

Pre­clin­i­cal mAb cock­tail may be ef­fec­tive against Omi­cron

A Cal­i­for­nia biotech an­nounced its mon­o­clon­al an­ti­body cock­tail, which is cur­rent­ly in pre­clin­i­cal study, may be ef­fec­tive against the Omi­cron vari­ant of Covid-19.

The cock­tail is al­so re­ac­tive against SARS, MERS and the com­mon cold, the com­pa­ny, known as Aridis Phar­ma­ceu­ti­cals, said.

AR-701 is ex­pect­ed to pro­vide pro­tec­tion from virus­es for up to a year, the com­pa­ny said. The cock­tail is made up of AR-703 and AR-720, which block vi­ral bind­ing to the hu­man ACE2 re­cep­tor. AR-703 binds to the ‘S2′ stalk re­gion of spike pro­teins from virus vari­ants, in­clud­ing Be­ta, Gam­ma, Delta, and Ep­silon, and bind to the Omi­cron vari­ant with no loss in pro­tec­tion, com­pared to the orig­i­nal strain.

‘To our knowl­edge AR-701 is the on­ly Covid-19 ther­a­py that tar­gets two dis­tinct vi­ral mech­a­nisms of ac­tion, mak­ing it much hard­er for the virus to gen­er­ate re­sis­tance, and ex­hibits an un­matched com­bi­na­tion of broad re­ac­tiv­i­ty and high ef­fi­ca­cy,’ Aridis CEO Vu Truong said in a state­ment. — Josh Sul­li­van

CALQUENCE is a registered trademark of the AstraZeneca group of companies.

At the 2021 American Society of Hematology (ASH) Annual Meeting & Exposition, blood cancer researchers from around the world gathered virtually to discuss the progress that has been made in the field of hematology. Over the past decade, that progress has been tremendous. We’ve seen not only breakthrough approaches to care, but also significant improvement upon existing novel treatments and exploring combinations within those medicines.1 These advances have transformed expectations of what a blood cancer diagnosis now means for patients. While we’ve come a long way, I believe the most exciting scientific discovery is yet to come, and that future advances will truly transform patient care.

Alzheimer’s disease researchers along with medical professors from Harvard and Johns Hopkins issued a formal statement Monday asking the FDA to quickly pull Biogen’s Aduhelm from the market.

‘An accelerated withdrawal would mitigate some of the harm of its unwarranted accelerated approval,’ they wrote to FDA, explaining how Aduhelm ‘did not meet the FDA’s own criteria for accelerated approval based on surrogate markers because amyloid plaque does not correlate well with symptoms, severity of disease or progression.’

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Michel Vounatsos, Biogen CEO (Credit: World Economic Forum/Valeriano Di Domenico)

In a surprise move, Biogen announced Monday that it will cut the price of its controversial Alzheimer’s drug Aduhelm in half, slashing the cost from $56,000 to $28,000.

The sudden discount marks a sudden turnaround for the big biotech as it struggles to turn around a drug whose stuck-in-the-mud sales and political ramifications have sent the company into turmoil and triggered the ousting of its longtime chief scientist. Biogen’s leadership had resisted calls since June to reduce the price of the drug.

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Angie You and Volker Schellenberger, Amunix

Sanofi is crashing the year-end M&A party with a deal of its own.

Immuno-oncology is the name of the game as it swallows Mountain View, CA-based Amunix for $1 billion upfront and up to $225 million in biobucks, tagging a suite of T cell engagers and cytokine therapies as well as a tech platform for making ‘conditionally activated biologics.’

‘The Amunix technology platform utilizes a next generation smart biologics approach to precisely tailor-deliver medicines to become active only in tumor tissues while sparing normal tissues,’ said Sanofi R&D chief John Reed, ‘thus bringing the promise of more effective and safer treatment options for cancer patients.’

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New research from Johns Hopkins shows convalescent plasma may work in the outpatient space, which could be key as the Omicron variant has extinguished several monoclonal antibody treatments.

The results of this placebo-controlled, multicenter trial led by Hopkins researchers showed that convalescent plasma reduced the need for hospitalization among more than 1,000 outpatients with Covid-19 who participated.

Right as the new Omicron variant is poised to increase rapidly across the US, the federal government has effectively run out of the only monoclonal antibody treatment that works against it, and at least one major hospital system is now halting all mAb infusions.

Late last month, the federal government paused shipments of GlaxoSmithKline and Vir’s mAb treatment sotrovimab in order to conserve supplies of the only treatment that might work against the Omicron variant. Last week, however, HHS told Endpoints News that the move to hold back sotrovimab was unrelated to Omicron, and due to a surplus of Eli Lilly mAbs, which aren’t effective against Omicron.

Graphic: Alexander Lefterov for Endpoints News

Drug pricing reform has been a political football for years, with both Donald Trump and Joe Biden championing changes during their presidencies. Little has moved the needle on Capitol Hill, however, thanks in part to the drug industry’s powerful lobbyists.

In the most recent example, Democrats tried to allow Medicare to negotiate drug prices — an immediate non-starter for biopharma proponents. After months of negotiation, the measure fell apart in favor of provisions on a small subset of drugs that passed the House but marked a far cry from Biden’s promises and what many activists had hoped for. The bill, included as part of Biden’s broad social policy agenda, now appears dead after Democrats failed to secure 50 votes in the Senate.

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David Ricks, Eli Lilly CEO (David Paul Morris/Bloomberg via Getty Images)

Just 6 days after Eli Lilly execs ID’d its $1.1 billion atopic dermatitis drug lebrikizumab as one of its top late-stage drug candidates, the pharma giant has followed up with another round of positive late-stage data as it paves the way to planned regulatory filings in 2022.

The Christmas week statement from Lilly included little by way of hard data — the big outfit typically reserves that for its science conferences — but researchers touted a clean sweep of the primary and all secondaries in its 3rd round of late-stage results.

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Bob Duggan, Summit CEO (via Summit Investments)

Bob Duggan — the billionaire investor famous for turning Pharmacyclics from a penny stock to a $20 billion company — placed a handsome bet on the company’s new antibiotic for C. difficile infection last year, scooping up a majority stake and naming himself CEO in hopes of turning a profit in a field largely abandoned by Big Pharma.

But on Monday, a Phase III failure sent the company’s stock spiraling in premarket trading — and now, Duggan says he’s looking to raise more cash.

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