First Time in Human Study of Long Acting VH4524184 Formulations

This is a first-in-human study testing different formulations (injection types) of a new long-acting drug called VH4524184 in healthy volunteers. The study aims to find a safe dose and determine how long the drug stays in the body. **You may be eligible if...** - You are between 18 and 55 years old - You are in good overall health with no significant medical conditions - You test negative for COVID-19 (SARS-CoV-2) on admission - Your weight and BMI fall within the acceptable study ranges - You are not pregnant and willing to use appropriate contraception if applicable **You may NOT be eligible if...** - You have significant medical conditions (heart, liver, kidney, or other organ problems) - You have a history of drug or alcohol abuse - You are pregnant or breastfeeding - You have used recreational drugs recently or tested positive for drugs at screening - You have taken other investigational (experimental) drugs recently Talk to your doctor to see if this trial is right for you.