A Study of LY4213663 in Healthy Participants and Participants With Rheumatoid Arthritis
This study is an early research trial, known as a Phase 1 study, testing a new medicine named LY4213663. It is the first time this medicine is being given to people. The main goal is to check its safety, look for any unwanted side effects, and see how the body handles the treatment. Researchers are looking for two groups of adults aged 18 and over: healthy volunteers and people diagnosed with rheumatoid arthritis. Rheumatoid arthritis causes painful, swollen joints, and scientists hope this new treatment might one day help manage the condition. Because this is an early study, participants will be monitored very closely by a medical team. Taking part involves health checks, blood tests, and visits to a specialist clinic. Joining is completely voluntary, and you can change your mind at any point.
At a glance
What is this study about?
Rheumatoid arthritis is a long-term condition where the immune system mistakenly attacks the lining of the joints. This causes pain, swelling, and stiffness, which can make everyday tasks difficult. While there are treatments available today, they do not work well for everyone. Researchers are always looking for new and better ways to calm the immune system and protect the joints.
This study is testing an experimental medicine called LY4213663. It is a 'Phase 1' trial, which means it is the very first time the medicine is being tested in humans. Before any new medicine can be used widely, scientists must first test it in a small number of people to make sure it is safe and to understand the best dose to use.
In this trial, doctors want to see how the human body absorbs, breaks down, and removes LY4213663. To get a clear picture, they are testing it in both healthy people and people who have rheumatoid arthritis. The findings from this trial will help doctors decide if the medicine should move on to larger studies in the future.
Key takeaways
- This is a Phase 1 trial testing a new medicine called LY4213663 for the first time in humans.
- The main goal is to check safety and see how the body processes the medicine.
- The trial includes both healthy volunteers and people with rheumatoid arthritis aged 18 and over.
- Participants will be closely watched by doctors with regular health and blood checks.
- Joining is completely voluntary, and you can stop taking part at any time.
Who may be eligible?
This study is open to men and women aged 18 and older. The researchers are looking for two separate groups of people. The first group consists of healthy volunteers who do not have major medical conditions. The second group is made up of adults who have a confirmed diagnosis of rheumatoid arthritis.
To keep everyone safe, there are rules about who can take part. You will need to have a medical check to make sure your heart, kidneys, and liver are working well. You may not be able to join if you have certain other serious health issues, active infections, or if you take specific medications that could interact with the study drug.
If you are pregnant, planning to become pregnant, or breastfeeding, you will not be able to take part. The study team will review your full medical history with you before you decide to join.
Could this study suit you?
Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.
- I am aged 18 or older.
- I am either in good general health OR I have been diagnosed with rheumatoid arthritis.
- I am not currently pregnant or breastfeeding.
- I am willing to attend regular clinic visits and have health checks like blood tests.
- I am happy to talk through my medical history and current medicines with the study team.
What does participation involve?
Taking part begins with a screening appointment where the study team checks your general health, takes blood samples, and explains the trial in detail. If you are eligible and agree to take part, you will be given the study medicine, LY4213663. Depending on the study plan, this may be given as a tablet or through a small drip or injection. You may need to spend some time staying at the clinical research unit so the medical team can keep a close eye on you. Over several weeks or months, you will have regular clinic visits for checks such as blood tests, heart traces (ECGs), and blood pressure readings. The study team will explain the exact schedule and total time commitment before you begin.
Potential risks and benefits
Locations (1)
- —UnverifiedGermany
Common questions
What is a Phase 1 clinical trial?
A Phase 1 trial is the earliest stage of testing a new medicine in people. Its main purpose is to check safety, find out about side effects, and see how the body handles the drug.
Will taking part cure my rheumatoid arthritis?
No. This trial is designed to test safety rather than to cure the condition. It is too early to know how effective the medicine will be as a treatment.
Why are healthy volunteers included?
Testing a medicine in healthy people gives researchers a clear baseline of how the drug behaves in a body that does not have inflammation or other health conditions.
Do I have to pay to take part?
No, you do not pay. The study medicine and all trial-related tests are provided free of charge, and travel expenses are usually covered.
Can I leave the study if I change my mind?
Yes. You are free to withdraw from the trial at any point, and your standard medical care will not be affected in any way.
How to find out more
Always speak to your GP or specialist before deciding to take part in a study.
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