Paratek Pharmaceuticals to Report Second Quarter 2022 Financial Results on August 3, 2022

BOSTON, July 25, 2022 (GLOBE NEWSWIRE) — Paratek Pharmaceuticals, Inc. (Nasdaq: PRTK) today announced that the company will host a conference call and live audio webcast on Wednesday, Aug. 3 at 4:30 p.m. ET to report its financial results for the second quarter of 2022. The audio webcast can be accessed under “Events and Presentations” in the Investor Relations section of the Company’s website at www.ParatekPharma.com. Domestic investors wishing to participate in the call should dial 877-300-8521 and international investors should dial +1-412-317-6026. The conference ID is 10169245. Investors can also access the event at: https://viavid.webcasts.com/starthere.jsp?ei=1559934&tp_key=28146cfe9f About Paratek Pharmaceuticals, Inc.Paratek Pharmaceuticals, Inc. is a commercial-stage biopharmaceutical company focused on the development and commercialization of novel life-saving therapies for life-threatening diseases or other public health threats for civilian, government and military use. The company’s lead commercial product, NUZYRA® (omadacycline), is a once-daily oral and intravenous antibiotic available in the United States for the treatment of adults with community-acquired bacterial pneumonia (CABP) and acute bacterial skin and skin structure infections (ABSSSI). Paratek has a collaboration agreement with Zai Lab for the development and commercialization of omadacycline in the greater China region and retains all remaining global rights. Paratek is also conducting a Phase 2b study with NUZYRA in a rare disease, nontuberculous mycobacterial (NTM) pulmonary disease, caused by Mycobacterium abscessus complex. Paratek estimates this opportunity represents a potential $1 billion addressable market in the United States. Paratek exclusively licensed U.S. rights and rights to the greater China territory for SEYSARA® (sarecycline), a once-daily oral therapy for the treatment of moderate to severe acne vulgaris, to Almirall, LLC. Paratek retains the development and commercialization rights for sarecycline in the rest of the world. In 2019, Paratek was awarded a contract from the U.S. Department of Health and Human Services’ Biomedical Advanced Research and Development Authority (BARDA), now valued at up to $304 million, to support the development and U.S.-based manufacturing of NUZYRA for pulmonary anthrax. For more information, visit www.ParatekPharma.com or follow us on LinkedIn and Twitter. About NUZYRA®NUZYRA (omadacycline) is a novel antibiotic with both once-daily oral and intravenous formulations for the treatment of community-acquired bacterial pneumonia (CABP) and acute bacterial skin and skin structure infections (ABSSSI). A modernized tetracycline, NUZYRA is specifically designed to overcome tetracycline resistance and exhibits activity across a spectrum of bacteria, including Gram-positive, Gram-negative, atypicals, and other drug-resistant strains including Y. pestis (plague), and bioterrorism pathogens such as B. anthracis (anthrax). Please see full Prescribing Information for NUZYRA at www.NUZYRA.com. Forward Looking StatementsThis press release contains forward-looking statements. All statements, other than statements of historical facts, included in this press release are forward-looking statements, and are identified by words such as “advancing,” “expect,” “look forward,” “anticipate,” “continue,” and other words and terms of similar meaning. These forward-looking statements are based upon our current expectations and involve substantial risks and uncertainties. We may not actually achieve the plans, carry out the intentions or meet the expectations or projections disclosed in our forward-looking statements and you should not place undue reliance on these forward-looking statements. Our actual results and the timing of events could differ materially from those included in such forward-looking statements as a result of these risks and uncertainties. These and other risk factors are discussed under “Risk Factors” and elsewhere in our Annual Report on Form 10-K for the year ended December 31, 2021 and our other filings with the Securities and Exchange Commission. We expressly disclaim any obligation or undertaking to update or revise any forward-looking statements contained herein. For Investors: Hans VitzthumLifeSci [email protected]: 617-430-7578 For Media:Christine FanelleScient [email protected]: 215-595-5211