Dr. John B Llewelyn MD

Recommended Articles

• Everything You Need to Know About an Adenoidectomy

  What Are Adenoids?Adenoids are the immune system’s component which assists in the fight against infections and offers the body protection from viral and bacterial attack.Adenoids are found in children only. They begin to develop as soon as a child is born and reach their maximum when the child is...

• What is involved in a COVID-19 plasma donation?

  One of the most promising and in-demand solutions for COVID-19 positive patients is convalescent plasma therapy. Many studies have proven how effective it is in decreasing the presence of the signs and symptoms of the disease. Not only that, but it has also been published that this particular...

• What is Ondansetron Used For?

  IntroductionOndansetron helps in blocking the actions of the various chemicals (one of which being serotonin) in the body, which mostly lead to triggering of vomiting and nausea. Hence, we can say that Ondansetron is used for preventing the instances of nausea and vomiting which could have been...

• Questions You Should Be Asking Your Doctor

  IntroductionAlthough doctors have the best intentions, it does not always mean that they will perfectly recognize their patient’s greatest need. For this reason, patients also need to take an active role when it comes to communicating with their doctor.One of the best ways to make sure that...

• What Is Pyrexia: Causes, Symptoms, and Treatment

  Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...

• Anemia Symptoms

  What is anemia?Anemia occurs when there are low levels of red blood cells (RBCs) in the body. Red blood cells are the ones that carry oxygen all over the body. So when a person's RBC count is lower than normal, it means that there is not enough oxygen in the blood, causing symptoms of anemia, such...