BIO
Andreas Lysandropoulos, M.D., Ph.D.
Franchise Head, Neurosciences, Ophthalmology, and Rare Diseases
Explore end-to-end solutions throughout development — from portfolio optimization and regulatory strategy, to Phase I-IV clinical trials, market access planning, and more.
Our team optimizes your portfolio utilizing integrated expert clinical, regulatory, and market access strategies, enabling earlier and more informed risk-reward decisions.
Our multi-disciplinary early phase approach accelerates the path to proof of concept by integrating diverse expertise to optimize study design, generate robust clinical evidence, and reduce gaps between development phases.
We deliver whole-study solutions with integrated strategies that ensure safety, data integrity, and regulatory compliance. We design patient-informed protocols that remove participation barriers, accelerate enrollment, and increase the likelihood of successful drug launches.
Our team of former regulators and HTA professionals provide tailored regulatory, compliance, and market access strategies across specialized therapeutic areas, creating customized pathways to maximize global market reach throughout your product's lifecycle.
We enhance your product's value story through post-approval studies and holistic lifecycle management services that satisfy regulators and payers while building stakeholder trust and maximizing your drug's market impact throughout its entire lifecycle.
ParexelAI leverages our full suite of AI capabilities to deliver with greater speed, quality, and efficiency.
![]()
FSP Integrated Solutions
Our FSP solutions combine talent, expertise, technology, and global scale to help sponsors increase productivity, respond to changing pipeline demands, and bring therapies to patients faster.
Utilize our expertise across therapeutic areas, combining innovative trial designs, leading clinical and regulatory expertise, global reach, and a passion for changing patient lives.
Our team delivers high-quality clinical trials through forward-thinking medical expertise across multiple indications by combining strategic insight with operational excellence to support programs of all sizes.
Our infectious disease and vaccines cro services help treat and prevent life-threatening illnesses. Learn how our team of experts can aid in any complex trial.
Discover our inflammation and immunology CRO services. We bring agile support and a unique MOA-driven model to inflammation and immunology.
Parexel is a leading Oncology CRO with more than 80 ex-agency regulators and nearly 2,500 sites globally. Learn more about our oncology indications.
As a leading neuroscience CRO, we leverage global site relationships, specialized resources, and indication-specific expertise to accelerate breakthroughs in neurological and psychiatric treatments for patients worldwide.
As a top hematology CRO, our integrated teams use advanced analytics and real-world evidence to optimize hematology trial outcomes, ensuring faster, more effective drug development.
Rethinking strategies for rescue treatment in wet AMD and retinal vascular disease clinical trials
Learn more
Our experts help you stay at the forefront of the industry — and ahead of change.

Clinical Trialblazers
Step into the world of biotech leaders and hear the untold stories behind their journeys to bring breakthrough innovations to life.
Honest conversations with the experts shaping what's next
Thinking about joining a clinical trial? Learn the drug development process, what it’s like to participate, how to find a trial, and answers to frequently asked questions.
Clinical trials provide patients with access to innovative investigational treatments that advance medical research. Participation requires careful consideration that weighs both the benefits and risks.

Patient Stories
Clinical study participation represents a deeply personal decision with potentially far-reaching impact, as evidenced by these inspiring individual stories that highlight both the life-changing potential for participants and the broader advancement of healthcare for all.
We are one of the largest CROs in the world, speeding life-changing medicine to market by engaging patients With Heart™. Learn about who we are, what we do, and what we believe.
With decades of biopharmaceutical leadership experience and a deep dedication to patients, our executive team drives us forward in delivering better trials, faster.
Find key information on our policies, strategies, pay data, and more.
Explore end-to-end solutions throughout development — from portfolio optimization and regulatory strategy, to Phase I-IV clinical trials, market access planning, and more.
Our team optimizes your portfolio utilizing integrated expert clinical, regulatory, and market access strategies, enabling earlier and more informed risk-reward decisions.
Our multi-disciplinary early phase approach accelerates the path to proof of concept by integrating diverse expertise to optimize study design, generate robust clinical evidence, and reduce gaps between development phases.
We deliver whole-study solutions with integrated strategies that ensure safety, data integrity, and regulatory compliance. We design patient-informed protocols that remove participation barriers, accelerate enrollment, and increase the likelihood of successful drug launches.
Our team of former regulators and HTA professionals provide tailored regulatory, compliance, and market access strategies across specialized therapeutic areas, creating customized pathways to maximize global market reach throughout your product's lifecycle.
We enhance your product's value story through post-approval studies and holistic lifecycle management services that satisfy regulators and payers while building stakeholder trust and maximizing your drug's market impact throughout its entire lifecycle.
ParexelAI leverages our full suite of AI capabilities to deliver with greater speed, quality, and efficiency.
![]()
FSP Integrated Solutions
Our FSP solutions combine talent, expertise, technology, and global scale to help sponsors increase productivity, respond to changing pipeline demands, and bring therapies to patients faster.
Utilize our expertise across therapeutic areas, combining innovative trial designs, leading clinical and regulatory expertise, global reach, and a passion for changing patient lives.
Our team delivers high-quality clinical trials through forward-thinking medical expertise across multiple indications by combining strategic insight with operational excellence to support programs of all sizes.
Our infectious disease and vaccines cro services help treat and prevent life-threatening illnesses. Learn how our team of experts can aid in any complex trial.
Discover our inflammation and immunology CRO services. We bring agile support and a unique MOA-driven model to inflammation and immunology.
Parexel is a leading Oncology CRO with more than 80 ex-agency regulators and nearly 2,500 sites globally. Learn more about our oncology indications.
As a leading neuroscience CRO, we leverage global site relationships, specialized resources, and indication-specific expertise to accelerate breakthroughs in neurological and psychiatric treatments for patients worldwide.
As a top hematology CRO, our integrated teams use advanced analytics and real-world evidence to optimize hematology trial outcomes, ensuring faster, more effective drug development.
Rethinking strategies for rescue treatment in wet AMD and retinal vascular disease clinical trials
Learn more
Our experts help you stay at the forefront of the industry — and ahead of change.

Clinical Trialblazers
Step into the world of biotech leaders and hear the untold stories behind their journeys to bring breakthrough innovations to life.
Honest conversations with the experts shaping what's next
Thinking about joining a clinical trial? Learn the drug development process, what it’s like to participate, how to find a trial, and answers to frequently asked questions.
Clinical trials provide patients with access to innovative investigational treatments that advance medical research. Participation requires careful consideration that weighs both the benefits and risks.

Patient Stories
Clinical study participation represents a deeply personal decision with potentially far-reaching impact, as evidenced by these inspiring individual stories that highlight both the life-changing potential for participants and the broader advancement of healthcare for all.
We are one of the largest CROs in the world, speeding life-changing medicine to market by engaging patients With Heart™. Learn about who we are, what we do, and what we believe.
With decades of biopharmaceutical leadership experience and a deep dedication to patients, our executive team drives us forward in delivering better trials, faster.
Find key information on our policies, strategies, pay data, and more.
BIO
Franchise Head, Neurosciences, Ophthalmology, and Rare Diseases
As head of the Neuroscience Global Therapeutic Area, Andreas is responsible for working with clients to create effective development strategies. With the plan in place, he and his team lead all aspects of execution, with the aim of ensuring that assets are approved quickly and efficiently.
Work Experience
Andreas has more than 15 years of experience as a clinical neurologist with expertise in neuroimmunology and multiple sclerosis (MS). Before joining Parexel, he served as head of Global Medical Affairs in Neuroscience with Ipsen, and as director of Medical Affairs Europe, MS with Sanofi Genzyme. In the healthcare setting, Andreas was head of the Neuroimmunology Unit at University Hospital in Brussels, Belgium, and has also served as principal investigator in global Phase II-IV clinical studies. He is co-founder of ParadigMS, an organization dedicated to improving MS patient care.
Education
Andreas holds a Ph.D. in Medicine from the University of Brussels. He is a board-certified neurologist in Switzerland and is board-certified in Medical Affairs, ACMA in Belgium.
CTB Blog
The essential role of translation in early phase neurology research
Webinar
Alzheimer’s Disease vs Multiple Sclerosis Drug Development: Similarities, Differences & New Perspectives
Article
We can accelerate neuroscience research with courage and urgency
Q&A
To increase inclusion in neuroscience, we need a broader definition
Article
Breakthrough designations granted by CDER's Office of Neuroscience in 2024
Op-Ed
Breaking Boundaries: Cross-Therapeutic Innovation to Revolutionize Neuroscience Trials
Blog
As more neuroscience drugs are approved, the value proposition takes center stage
Blog
Improving and accelerating clinical research in dementia by integrating the patient’s voice throughout the development journey
Podcast
Navigating market access in neuroscience: Challenges and strategies
Op-Ed
Can innovative trial designs work in neuroscience?
Podcast
Is There Room for New COAs in Neuroscience?
Video
The future of Parkinson’s Disease treatment: From digital measures to disease modification
Video
Leveraging Patient Insight in MS Trials
Article
How real-world evidence can support a compelling value story for neuroscience assets
Blog
Newly released FDA data and approvals signal a more welcoming regulatory environment for neuroscience clinical trials
CTB Blog
The essential role of translation in early phase neurology research
Webinar
Alzheimer’s Disease vs Multiple Sclerosis Drug Development: Similarities, Differences & New Perspectives
Article
We can accelerate neuroscience research with courage and urgency
Q&A
To increase inclusion in neuroscience, we need a broader definition
Article
Breakthrough designations granted by CDER's Office of Neuroscience in 2024
Op-Ed
Breaking Boundaries: Cross-Therapeutic Innovation to Revolutionize Neuroscience Trials
Blog
As more neuroscience drugs are approved, the value proposition takes center stage
Blog
Improving and accelerating clinical research in dementia by integrating the patient’s voice throughout the development journey
Podcast
Navigating market access in neuroscience: Challenges and strategies
Op-Ed
Can innovative trial designs work in neuroscience?
Podcast
Is There Room for New COAs in Neuroscience?
Video
The future of Parkinson’s Disease treatment: From digital measures to disease modification
Video
Leveraging Patient Insight in MS Trials
Article
How real-world evidence can support a compelling value story for neuroscience assets
Blog
Newly released FDA data and approvals signal a more welcoming regulatory environment for neuroscience clinical trials
Learn More