Pfizer Completes Acquisition of Biohaven Pharmaceuticals

Acquisition adds advance calcitonin gene- related peptide portfolio, including NURTEC ® ODT, to address requirements of millions of migraine cases worldwide

NEW YORK–( BUSINESS WIRE)– PfizerInc.( NYSE PFE) blazoned moment the completion of its accession of Biohaven Pharmaceutical Holding CompanyLtd., the maker of NURTEC ® ODT( rimegepant), an innovative migraine remedy approved for both acute treatment and forestallment of episodic migraine in grown-ups.

The accession brings to Pfizer a portfolio of promising calcitonin gene- related peptide( CGRP) receptor antagonists including

Approved in the United States under the trade name NURTEC ® ODT, in grown-ups for both the acute treatment of migraine with or without air and the preventative treatment of episodic migraine
Approved in the European Union under the trade name VYDURA ® for both the acute treatment of migraine with or without air in grown-ups and the preventative treatment of episodic migraine in grown-ups who have at least 4 migraine attacks per month
New Drug Application( NDA) for intranasal spray for the acute treatment of migraine underU.S. Food and Drug Administration( FDA) review, with a tradition medicine stoner figure Act( PDUFA) thing date in 1Q 2023
A portfolio ofpre-clinical CGRP means
” We’re proud to make on Pfizer’s heritage of delivering advance drugs for cases living with complex pain diseases, ” said Aamir Malik, Executive Vice President, Chief Business Innovation Officer, Pfizer. “ The success of NURTEC ® ODT coupled with Biohaven’s CGRP channel will strengthen Pfizer’s innovative Internal Medicine channel through 2030, and beyond. Combined with Pfizer’s global reach, this accession increases our eventuality to bring new treatment options to cases with migraine – a complaint which affects over 1 billion people worldwide. ” i

Pfizer acquired all of the outstanding shares of Biohaven not formerly possessed by Pfizer for$148.50 per share in cash, for a total sale consideration of roughly$11.6 billion. As a result of the accession, Biohaven came a wholly- possessed attachment of Pfizer.

Effective incontinently previous to the ending of the accession, Biohaven completed the spin- off of BiohavenLtd.( NYSE BHVN), distributing BiohavenLtd.’s shares to Biohaven’s shareholders. BiohavenLtd., a new company that retained Biohaven’snon-CGRP development stage channel composites, holds the Kv7 ion channel activators, glutamate modulation, and myostatin inhibition platforms, preclinical product campaigners, and certain commercial structure means barred from the Pfizer accession. Pfizer, a Biohaven shareholder, entered a pro rata portion of BiohavenLtd.’s shares in the distribution and owns roughly 3 of Biohaven Ltd. BiohavenLtd. will continue to trade on the New York Stock Exchange under the ticker “ BHVN ”.

About Migraine
Worldwide, further than one billion people suffer from migraine, which predominately affectswomen.i Findings from the 2019 Global Burden of Disease study indicate that migraine is one of the worlds leading causes ofdisability.ii Migraine is characterized by enervating attacks lasting four to 72 hours with multiple symptoms, including palpitating headaches of moderate to severe pain intensity that can be associated with nausea or vomiting, and/ or perceptivity to sound( phonophobia) and perceptivity to light( photophobia). iii

About Rimegepant
Rimegepant targets a crucial element of migraine by reversibly blocking CGRP receptors, thereby inhibiting the birth waterfall that results in a migraine attack. Rimegepant was approved by theU.S. Food and Drug Administration( FDA) under the trade name Nurtec ® ODT for the acute treatment of migraine in grown-ups in February 2020 and for the preventative treatment of episodic migraine in grown-ups in May 2021. Nurtec ® ODT is taken orally as demanded, up to formerly diurnal for acute treatment, and every other day for preventative treatment. The maximum cure in a 24 hour period is 75 mg.

Contraindications Acuity to Nurtec ® ODT or any of its factors.

Warnings and preventives If a serious acuity response occurs, discontinue Nurtec ® ODT and initiate applicable remedy. Serious acuity responses have included dyspnea and rash, and can do days after administration.
Adverse Responses The most common adverse responses were nausea(2.7 in cases who entered Nurtec ® ODT compared to0.8 in cases who entered placebo) and abdominal pain/ dyspepsia(2.4 in cases who entered Nurtec ® ODT compared to0.8 in cases who entered placebo). Acuity, including dyspnea and rash, passed in lower than 1 of cases treated with Nurtec ® ODT.

medicine relations Avoid attendant administration of Nurtec ® ODT with strong impediments of CYP3A4 or strong or moderate corrupters of CYP3A. Avoid another cure of Nurtec ® ODT within 48 hours when it’s administered with moderate impediments of CYP3A4 or potent impediments of P ‑ gp.
About Zavegepant

Zavegepant is a third generation, high affinity, picky and structurally unique, small patch CGRP receptor antagonist from the NOJECTION ® Migraine Platform and the only CGRP receptor antagonist in clinical development with both intranasal and oral phrasings. The FDA has accepted for review a New Drug Application( NDA) for zavegepant nasal spray, with a PDUFA date in 1Q 2023.
About Pfizer improvements That Change Cases ’ Lives

At Pfizer, we apply wisdom and our global coffers to bring curatives to people that extend and significantly ameliorate their lives. We strive to set the standard for quality, safety and value in the discovery, development and manufacture of health care products, including innovative drugs and vaccines. Every day, Pfizer associates work across developed and arising requests to advance heartiness, forestallment, treatments and cures that challenge the most stressed conditions of our time. harmonious with our responsibility as one of the world’s premier innovative biopharmaceutical companies, we unite with health care providers, governments and original communities to support and expand access to dependable, affordable health care around the world. For further than 170 times, we’ve worked to make a difference for all who calculate on us.

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