Fosmanogepix is a medication being tested in this clinical trial. It is given first through an IV, which means it is delivered directly into your bloodstream through a vein. After the initial IV treatment, it is taken by mouth as a pill. This medication is being studied to see how well it works in treating infections caused by a type of fungus, specifically in conditions known as candidemia and invasive candidiasis. These are serious infections that can occur in the blood or other parts of the body.

Caspofungin is a medication used as a standard treatment for fungal infections. In this trial, it is given through an IV, which means it is administered directly into the bloodstream. Caspofungin is used to treat serious fungal infections, and in this study, it serves as a comparison to see how well the new medication, fosmanogepix, works.

Fluconazole is another medication used in this trial as part of the standard treatment for fungal infections. After the initial treatment with caspofungin, fluconazole is taken by mouth as a pill. It is commonly used to treat and prevent various fungal infections, and in this study, it helps to compare the effectiveness of the new treatment being tested.

Invasive candidiasis – Invasive candidiasis is a severe fungal infection caused by Candida species that enter the bloodstream and spread throughout the body. It can affect various organs, including the heart, brain, eyes, bones, and other tissues. The disease often begins with a fever and chills that do not improve with antibiotic treatment. As the infection progresses, it can lead to organ dysfunction and other systemic symptoms. The condition is more common in individuals with weakened immune systems or those with medical devices like catheters. It requires prompt medical attention to prevent further complications.

Candidemia – Candidemia is a bloodstream infection caused by Candida species, a type of yeast. It is the most common form of invasive candidiasis and can lead to serious health issues if not addressed. The infection typically presents with symptoms such as fever, chills, and fatigue, which may persist despite antibiotic treatment. As the yeast circulates in the bloodstream, it can spread to other parts of the body, potentially affecting organs and tissues. Candidemia is often associated with hospital settings, particularly in patients with compromised immune systems or those undergoing invasive procedures. Early detection and management are crucial to control the spread of the infection.