Commercial launches of FINTEPLA^® in the U.S. and Europe progressing strongly, with total net product sales of $17.5 million and total revenue of $18.8 million in the second quarter, representing quarter-over-quarter increases of 42% and 37%, respectively
As of June 30, 2021, over 860 patients have been prescribed FINTEPLA and referred to the REMS program, and there were 290 unique prescribers, an increase of 22% quarter-over-quarter
On track to submit supplemental New Drug Application (NDA) seeking to expand FINTEPLA's label for treatment of Lennox-Gastaut syndrome (LGS) in Q3 2021, following positive meeting with U.S. Food and Drug Administration (FDA)
Anticipate NDA submission for MT1621 in TK2 deficiency during first half of 2022 following positive FDA meeting confirming adequacy of proposed data packages
Finalized study design and confirmed with FDA the adequacy of a single Phase 3 study of FINTEPLA for the treatment of CDKL5 Deficiency Disorder; enrollment expected to begin later this year

EMERYVILLE, Calif., Aug. 05, 2021 (GLOBE NEWSWIRE) -- Zogenix (NASDAQ:ZGNX), a global biopharmaceutical company developing and commercializing rare disease therapies, today announced financial results for the three and six months ended June 30, 2021, and provided a corporate update. The Company will host a conference call today, Thursday, August 5, at 4:30 PM Eastern Time/1:30 PM Pacific Time.

"We are encouraged by the continued momentum of our launch of FINTEPLA^® in Dravet syndrome in the U.S. and Europe and remain focused on driving broader adoption of FINTEPLA as in-person physician visits increase and physicians and families move forward with new treatment decisions," said Stephen J. Farr, Ph.D., President and CEO of Zogenix.

"In addition to our growing commercial presence, we continue to expand and achieve significant progress in advancing our late-stage development portfolio. Following three productive meetings with the FDA recently, we remain on track with our pipeline initiatives for FINTEPLA and MT1621," concluded Dr. Farr.

Corporate Update

FINTEPLA for the treatment of seizures associated with Dravet syndrome:
- As of June 30, 2021, the total number of unique prescribers was 290, an increase of 22% quarter-over-quarter
- As of June 30, 2021, approximately 860 patients in the U.S. were prescribed FINTEPLA and referred to the REMS program
- Continuing momentum and increasing adoption of FINTEPLA among prescribers and patients in ongoing launches in Germany and France.
- FINTEPLA recognized for setting a new standard for Dravet syndrome treatment outcomes by two distinguished clinicians in an Epilepsy & Behavior editorial titled, "Raising the Bar: Fenfluramine Sets New Treatment Standards for Dravet Syndrome
- Anticipate submission of an NDA in Japan (J-NDA) to Japan's Pharmaceutical and Medical Devices Agency by the end of 2021
FINTEPLA for the treatment of seizures associated with LGS:
- On track to submit supplemental NDA (sNDA) by the end of third quarter of 2021 following outcomes from a pre-NDA meeting with the FDA in June
- Submission will include efficacy and safety data from a single randomized controlled trial and two long-term open-label extension studies
- Expect to submit Marketing Authorization Application with European Medicines Agency in fourth quarter of 2021
- Initiated U.S. commercial preparations for potential launch as early as first half of 2022
FINTEPLA for the treatment of seizures associated with CDD:
- Confirmed design and endpoints for a randomized controlled Phase 3 registrational study following positive meeting with FDA
- Confirmed that a single Phase 3 study would be sufficient to support an sNDA
- On track to initiate a randomized, two-arm, placebo-controlled Phase 3 study later this year
MT1621 for the treatment of TK2 deficiency:
- Recent Type B meeting with FDA confirmed the adequacy of the proposed data packages for an NDA submission based on the rare and serious nature of TK2 deficiency and the unmet medical need
- Remaining studies continue to proceed as planned and the Company expects to submit an NDA in the first half of 2022

Second Quarter 2021 Financial Results

The Company recorded $18.8 million in revenue for the second quarter ended June 30, 2021, which was an increase of 37% as compared to the $13.7 million recorded in the first quarter of 2021. This included total net product sales of FINTEPLA of $17.5 million, which was an increase of 42% as compared to the $12.3 million reported in the first quarter of 2021, in addition to $1.3 million in collaboration revenue. Zogenix recorded total revenue of $1.0 million for the three months ended June 31, 2020, which consisted solely of collaboration revenue.
Research and development expenses for the second quarter ended June 30, 2021, totaled $36.6 million, up from $34.4 million in the second quarter ended June 30, 2020, as spending for FINTEPLA across all indications remained relatively flat, and the Company incurred increased costs in its MT1621 program.
Selling, general and administrative expenses for the second quarter ended June 30, 2021, totaled $33.9 million, compared with $24.4 million in the second quarter ended June 30, 2020, as the Company continued investment related to the launches of FINTEPLA for the treatment of Dravet syndrome in the U.S. and Europe.
Net loss for the second quarter ended June 30, 2021, was $58.9 million, or a net loss of $1.05 per share, compared with a net loss of $53.3 million, or a net loss of $0.96 per share, in the second quarter ended June 30, 2020.

Six Months Ended June 30, 2021 Financial Results Compared to Six Months Ended June 30, 2020

The Company recorded $32.5 million in revenue for the six months ended June 30, 2021. This included total net product sales of FINTEPLA of $29.9 million and $2.6 million in collaboration revenue as a result of the March 2019 collaboration with Nippon Shinyaku Co., Ltd. for FINTEPLA in Dravet syndrome and LGS in Japan. Zogenix recorded $2.3 million in revenue for the corresponding period of 2020, which consisted solely of collaboration revenue.
Research and development expenses for the six months ended June 30, 2021, totaled $67.6 million, flat from $67.6 million in the six months ended June 30, 2020, as the Company decreased spending in Dravet syndrome and increased research and development costs and activities in its FINTEPLA LGS, MT1621, and Tevard gene therapy programs.
Selling, general and administrative expenses for the six months ended June 30, 2021, totaled $65.2 million, up from $45.7 million in the six months ended June 30, 2020, as the Company continued to expand its commercial footprint and investment related to the launch of FINTEPLA for the treatment of Dravet syndrome in the U.S. and prepared for prospective launch in Europe.
Net loss for the six months ended June 30, 2021, was $114.5 million, or a net loss of $2.05 per share, compared with a net loss of $79.1 million, or a net loss of $1.53 per share, in the six months ended June 30, 2020.
As of June 30, 2021, the Company had $393.0 million in cash, cash equivalents, and marketable securities, compared to $505.1 million at December 31, 2020.

Conference Call Details
Thursday, August 5, at 4:30 PM Eastern Time / 1:30 PM Pacific Time
Toll Free:	800-347-6311
International:	323-994-2131
Conference ID:	6229003
Webcast:	http://public.viavid.com/index.php?id=145894

About Zogenix

Zogenix is a global biopharmaceutical company committed to developing and commercializing therapies with the potential to transform the lives of patients and their families living with rare diseases. The company's first rare disease therapy, FINTEPLA^® (fenfluramine) oral solution, has been approved by the U.S. FDA and the European Medicines Agency and is in development in Japan for the treatment of seizures associated with Dravet syndrome, a rare, severe lifelong epilepsy. The company has two additional late-stage development programs: one in a rare epilepsy called Lennox-Gastaut syndrome and one in a mitochondrial disease called TK2 deficiency. Zogenix also plans to initiate a study of FINTEPLA in a genetic epilepsy called CDKL5 Deficiency Disorder (CDD) and is collaborating with Tevard Biosciences to identify and develop potential next-generation gene therapies for Dravet syndrome and other genetic epilepsies.

Forward-Looking Statement

Zogenix cautions you that statements included in this press release that are not a description of historical facts are forward-looking statements. Words such as "believes," "anticipates," "plans," "expects," "indicates," "will," "intends," "potential," "suggests," "assuming," "designed," and similar expressions are intended to identify forward-looking statements. These statements include: the timing and ability of Zogenix to complete regulatory submissions in the U.S. and Europe for its product candidates; the expected timing of initiation of clinical trials; potential future adoption of FINTEPLA and the potential impact of COVID-19; Zogenix's plans to commercialize fenfluramine in Europe; and Zogenix's plans with respect to its development programs. These statements are based on Zogenix's current beliefs and expectations. The inclusion of forward-looking statements should not be regarded as a representation by Zogenix that any of its plans will be achieved. Actual results may differ from those set forth in this release due to the risks and uncertainties inherent in Zogenix's business, including, without limitation: FINTEPLA may not achieve broad market acceptance as a treatment option of Dravet syndrome which would limit the company's ability to general revenues; Zogenix may not be successful in executing its sales and marketing strategy for the commercialization of FINTEPLA in the U.S. and Europe, including due to the costs and procedures related to the REMS certification process or controlled access program; the COVID-19 pandemic may disrupt Zogenix's business operations, impairing the ability to commercialize FINTEPLA in Europe and Zogenix's ability to generate product revenue in Europe and conduct its development programs; unexpected adverse side effects or inadequate therapeutic efficacy of fenfluramine that could limit commercialization, or that could result in recalls or product liability claims; later developments with FDA that may be inconsistent with the already completed meetings; unexpected adverse side effects or inadequate therapeutic efficacy of FINTEPLA that could limit approval for additional indications and/or commercialization; additional data from Zogenix's ongoing studies may contradict or undermine the data previously reported; and other risks described in Zogenix's prior press releases as well as in public periodic filings with the U.S. Securities & Exchange Commission. You are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date hereof, and Zogenix undertakes no obligation to revise or update this press release to reflect events or circumstances after the date hereof. All forward-looking statements are qualified in their entirety by this cautionary statement. This caution is made under the safe harbor provisions of Section 21E of the Private Securities Litigation Reform Act of 1995.

CONTACTS:

Zogenix

Melinda Baker

Senior Director, Corporate Communications

+1 (510) 788-8732 | corpcomms@zogenix.com

Investors

Brian Ritchie

Managing Director, LifeSci Advisors LLC

+1 (212) 915-2578 | britchie@lifesciadvisors.com

Media

Trish McCall

Porter Novelli

+1 (805) 390-3279

trish.mcall@porternovelli.com



ZOGENIX, INC. CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (In thousands, except par value)

	June 30, 2021			December 31, 2020
ASSETS
Current assets:
Cash and cash equivalents	$	139,083		$	166,916
Marketable securities	254,199			338,193
Accounts receivable, net	7,702			3,824
Inventory	2,923			1,026
Prepaid expenses and other current assets	12,487			12,215
Total current assets	416,394			522,174
Property and equipment, net	7,985			8,724
Operating lease right-of-use assets	7,103			7,748
Intangible asset, net	94,615			98,558
Goodwill	6,234			6,234
Other non-current assets	7,742			7,692
Total assets	$	540,073		$	651,130
LIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities:
Accounts payable	$	10,831		$	11,945
Accrued and other current liabilities	42,774			54,964
Deferred revenue, current	4,953			5,318
Current portion of operating lease liabilities	1,783			1,688
Current portion of contingent consideration	9,000			8,800
Total current liabilities	69,341			82,715
Deferred revenue, noncurrent	4,742			5,479
Operating lease liabilities, net of current portion	9,496			10,314
Contingent consideration, net of current portion	30,000			33,600
Convertible senior notes	153,634			149,353
Total liabilities	267,213			281,461
Commitments and contingencies
Stockholders' equity:
Common stock and additional paid-in capital	1,712,350			1,694,580
Accumulated deficit	(1,439,366		)	(1,324,840		)
Accumulated other comprehensive loss	(124		)	(71		)
Total stockholders' equity	272,860			369,669
Total liabilities and stockholders' equity	$	540,073		$	651,130

ZOGENIX, INC. CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (In thousands, except per share amounts)

	Three Months Ended June 30,						Six Months Ended June 30,
	2021			2020			2021			2020
Revenues:
Net product sales	$	17,523		$	—		$	29,871		$	—
Collaboration revenue	1,266			1,032			2,601			2,281
Total revenues	18,789			1,032			32,472			2,281
Costs and expenses:
Cost of product sales (excluding amortization of intangible asset)	1,222			—			1,898			—
Research and development	36,644			34,373			67,613			67,613
Selling, general and administrative	33,883			24,431			65,154			45,749
Intangible asset amortization	1,971			—			3,942			—
Acquired in-process research and development costs	—			1,500			—			3,000
Change in fair value of contingent consideration	500			12,200			1,100			4,300
Total costs and expenses	74,220			72,504			139,707			120,662
Loss from operations	(55,431		)	(71,472		)	(107,235		)	(118,381		)
Other income (expense), net:
Interest income	186			880			494			1,968
Interest expense	(3,789		)	—			(7,525		)	—
Other (expense) income, net	138			(157		)	(260		)	19,864
Total other (expense) income, net	(3,465		)	723			(7,291		)	21,832
Loss before income taxes	(58,896		)	(70,749		)	(114,526		)	(96,549		)
Income tax benefit	—			(17,425		)	—			(17,425		)
Net loss	$	(58,896	)	$	(53,324	)	$	(114,526	)	$	(79,124	)

Net loss per share, basic and diluted	$	(1.05	)	$	(0.96	)	$	(2.05	)	$	(1.53	)

Weighted average number of shares used in the calculation of basic and diluted net loss per common share	55,836			55,355			55,794			51,770

Zogenix Provides Corporate Update and Reports Second Quarter 2021 Financial Results