American University Of Beirut Medical Center

This study investigates whether using lung ultrasound (a safe, radiation-free imaging technique) can help doctors decide when to stop antibiotics in children and teens hospitalized with lower respiratory tract infections like pneumonia. Half of the participants will receive a lun…

This study tests whether taking a daily vitamin C pill for 10 days can prevent catheter-associated urinary tract infections in women having elective gynecologic surgery. Half of the 180 participants will receive vitamin C, and half will receive a placebo. The goal is to see if th…

This study looks at two types of nerve blocks given before mastectomy to see which one better prevents chronic pain. About 132 adults having a mastectomy will be randomly assigned to receive either an erector spinae block or a paravertebral block. Researchers will track pain, opi…

This study tests whether a simple head-and-body movement called the Epley maneuver can quickly relieve dizziness from benign paroxysmal positional vertigo (BPPV) in the emergency department. About 118 adults with BPPV will either get the real maneuver or a fake one. Researchers w…

This study looks at whether intermittent fasting (the 16/8 method, where you eat only during an 8-hour window each day) can improve mental health in women going through perimenopause. About 140 women aged 45-55 will be split into two groups: one that follows the fasting plan and …

This study compares how people use two generations of IQOS heated tobacco devices—the newer IQOS Iluma i and the older IQOS 2.4—and how each affects their smoking behavior and sensory experience. Participants attend two lab visits, use both devices, and have their puffing pattern…