Al-azhar University

This study is testing whether rectal ozone therapy can help protect brain function in children who have suffered brain injuries from causes like trauma, stroke, or infection. Researchers will enroll 120 children aged 1 month to 18 years who have neurological problems after brain …

This study is testing if adding a special 810nm diode laser during a second root canal treatment (a 're-treatment') helps the bone around the tooth heal better. Researchers will compare the laser-assisted procedure to the standard re-treatment method in 40 patients with a previou…

This study is testing a new topical powder form of the medication 5-Fluorouracil to treat vitiligo, a condition that causes loss of skin color. The powder is designed to fizz when mixed with water, which may help the medicine absorb better into the skin. Researchers will measure …

This study is testing whether adding an echinacea supplement to standard treatment helps children with weakened immune systems who have a Cryptosporidium infection. Researchers will see if it reduces symptoms and the amount of parasite found in stool samples. The goal is to find …

This study aims to see which of two special mouthwashes works better to control the germs that cause cavities in children. Researchers will compare a probiotic-based mouthwash to one containing an antimicrobial ingredient. They will measure bacteria levels, plaque buildup, and sa…

This study is testing if using a special dental laser during a second root canal treatment (retreatment) works better than standard medication. It aims to see if the laser reduces pain after the procedure and lowers levels of specific infection-related substances in the tooth. Th…

This study is observing how well therapeutic plasma exchange works for Egyptian patients with autoimmune neurological diseases. Researchers will follow 60 patients receiving this blood-filtering treatment to see if it reduces disability and improves function. The study aims to do…

This study aims to improve the diagnosis of one-sided conductive hearing loss when the eardrum looks normal. Doctors will compare their pre-surgery suspicions with what they actually find during a minor exploratory ear surgery. The goal is to better understand the true causes of …

This study is testing if a melatonin tablet placed under the tongue before cataract surgery can safely reduce anxiety in older adults. Researchers will compare anxiety levels in 60 participants aged 60 and over who receive either melatonin or a placebo. The goal is to see if this…

This study is testing whether two different doses of melatonin, a natural hormone that helps regulate sleep, can safely reduce anxiety in children before they go into surgery. It will compare melatonin to a common sedative called midazolam, which can sometimes cause unwanted side…

This study aims to see if one type of dental drill causes less pain than another during and after a root canal procedure. It will involve 56 adults with a severe, painful tooth infection in a specific upper tooth. Researchers will compare pain levels between patients treated with…

This study is testing whether a combination of a vitamin D injection and a minor gum procedure called 'corticision' can make teeth move faster during orthodontic treatment. The goal is to shorten the overall time patients need to wear braces. Researchers will compare the speed of…

This study looks at how changes in breathing pressure during a tummy tuck operation affect a patient's lung function after surgery. Researchers will monitor 120 healthy adults having this cosmetic procedure. The goal is to see if adjusting the surgery technique based on real-time…

This study aims to find the best way to manage pain after a planned cesarean section. It will compare two methods of delivering a numbing medication to the abdominal wall: one guided by ultrasound and one done by the surgeon during the procedure. Researchers will measure how well…

This study is testing if using a special laser together with ultrasound during a root canal procedure can help reduce pain and kill more bacteria afterwards. It will involve 120 adults with a specific type of infected tooth. The main goal is to see if this combination leads to le…

This study aims to find the best method for preventing tourniquet pain during forearm surgery. Researchers will compare three different pain control approaches in 60 patients undergoing orthopedic or plastic procedures. The goal is to determine which technique most effectively re…

This study aims to find a better way to reduce the uncomfortable bladder sensations that can occur after having a urinary catheter placed during kidney stone surgery. Researchers are testing whether adding either tramadol or dexmedetomidine to standard paracetamol (acetaminophen)…

This study aims to understand if the length of time nasal packing is left in after nose surgery affects how often patients get a sore throat. Researchers will observe 100 adults undergoing septorhinoplasty, tracking their recovery. The goal is to gather information that could hel…