Lecanemab Injection (LECANEMAB - INJECTION)
For Alzheimer's disease. Brand Name(s): Leqembi. Generic Name: Lecanemab-irmb.
lecithin
Lecithin is a fat that can be found in many foods like soybeans and egg yolks. It is also known as Egg Lecithin, Lecitina, Ovolecithin, Soy Lecithin, Soy Phospholipid, Soybean Lecithin, Vegilecithin, Vitellin, Vitelline, and other names. Lecithin has been used in alternative medicine as a possibly effective aid in...
Lecithin/Phosphatidyl Choline
How to Use It Small amounts of choline are present in many B-complex and multivitamin supplements. . Where to Find It Choline, the major constituent of PC, is found in soybeans, liver, oatmeal, cabbage, and cauliflower. Soybeans, egg yolks, meat, and some vegetables contain PC. Lecithin (containing 10–20% PC) is added...
ledipasvir and sofosbuvir
Ledipasvir and sofosbuvir is a combination medicine used to treat chronic hepatitis C in adults and children who are at least 3 years old. Ledipasvir and sofosbuvir is sometimes given in combination with another medicine called ribavirin. Ledipasvir and sofosbuvir treats specific genotypes of hepatitis C, and only in...
Ledipasvir/Sofosbuvir Oral Tablet (LEDIPASVIR/SOFOSBUVIR - ORAL)
For hepatitis. Brand Name(s): Harvoni. Generic Name: Ledipasvir/Sofosbuvir.
lefamulin (oral/injection)
Lefamulin is used to treat certain types of pneumonia in adults. Lefamulin may also be used for purposes not listed in this medication guide.
Lefamulin Injection (LEFAMULIN - INJECTION)
For treating bacterial infection. Brand Name(s): Xenleta. Generic Name: Lefamulin.
leflunomide
Leflunomide affects the immune system and reduces swelling and inflammation in the body. Leflunomide is used to treat the symptoms of rheumatoid arthritis. . Leflunomide may also be used for purposes not listed in this medication guide.
Leflunomide Oral Tablet (LEFLUNOMIDE - ORAL)
This medicine is used for the following purposes: arthritis, sarcoidosis. Brand Name(s): Arava. Generic Name: Leflunomide.
Left Atrial Appendage Closure: Before Your Procedure
Learn what a left atrial appendage closure is, how it is done, and how to prepare.
Left Atrial Appendage Closure: Returning Home
Find out how to care for yourself after a left atrial appendage closure.
Left Ventricular Hypertrophy (LVH)
What is left ventricular hypertrophy (LVH)? Left ventricular hypertrophy (LVH) means that the muscle of the heart's main pump (left ventricle) has become thick and enlarged. This can happen over time if the left ventricle has to work too hard. This part of the heart needs to be strong to pump oxygen-rich blood to your...
Leg Amputation
The decision to have a limb amputated is difficult for the person and their doctor. Many times, extensive measures have been tried to save the limb. The major causes of amputation are diabetes and/or peripheral arterial disease that results in either painful, poor limb function or gangrene. In general, amputation is...
Leg Aneurysm
What is a leg aneurysm? A leg aneurysm (say "ANN-yuh-riz-um") is a bulge in a blood vessel (artery) in your leg. The bulge occurs in a weak spot in the artery. It can happen in one or both legs. Blood clots can form in this type of aneurysm and can block blood flow in your leg. What increases your risk? Family history...
Leg Cramps During Pregnancy
Leg cramps are common during pregnancy, especially in the second and third trimesters. And they happen most often at night. Doctors don't know exactly what causes leg cramps during pregnancy. Here are some things you can do to help relieve a leg cramp. Stretch your leg (flex your toes toward your head). Place a heating...
Leg Injuries
Briefly discusses symptoms of leg injuries caused during sports or recreational activities, work-related tasks, and work or projects around home. Includes bruises, swelling, sprains, pulled muscles, and broken bones. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
Leg Lift Crawl
This exercise strengthens your back and abdomen muscles. Positioned on hands and knees, place your hands directly under your shoulders and straighten your arms. Tighten your belly muscles by pulling in your belly button toward your spine. Be sure you continue to breathe normally, and do not hold your breath. Lift your...
Leg Problems, Noninjury
Briefly discusses symptoms of leg problems not caused by injury. Covers symptoms like pain, swelling, cramps, numbness, tingling, weakness, and lumps and bumps under the skin. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
Legal blindness
In the United States, people are legally blind if their best eye has 20/200 vision or less with the help of glasses or contact lenses. Having 20/200 vision means that a person cannot be more than 20 ft (6.1 m) away to see what a person with normal vision can see from 200 ft (60.96 m) away. The United States also...
Legg-Calve-Perthes disease (LCPD)
Legg-Calve-Perthes disease (LCPD) is a disorder of the upper part of the thighbone (head of the femur) that causes breakdown of the head of the femur. This is followed by new bone formation. LCPD develops because of loss of blood flow to the head of the femur. This causes breakdown (avascular necrosis) and deformity of...
Legionnaires' disease
Legionnaires' disease is an infection of the lungs (pneumonia) caused by a type of bacteria called Legionella pneumophila. People develop Legionnaires' disease from breathing in the bacteria, which may be carried in airborne water droplets from contaminated water sources, such as air-conditioning cooling towers...
Legionnaires' Disease and Pontiac Fever
What are Legionnaires' disease and Pontiac fever? Legionnaires' disease is a type of pneumonia. It is caused by bacteria called Legionella pneumophila. The bacteria got its name in 1976, when a group of people attending an American Legion convention became infected. Although it was present before 1976, Legionnaires'...
lemborexant
Lemborexant is a sleep medicine that is used to treat insomnia (trouble falling asleep or staying asleep). . Lemborexant may also be used for purposes not listed in this medication guide.
Lemborexant Oral Tablet (LEMBOREXANT - ORAL)
For sleeping. Brand Name(s): Dayvigo. Generic Name: Lemborexant.
Lemon Balm
Botanical names: Melissa officinalis How It Works The terpenes, part of the pleasant smelling volatile oil from lemon balm, are thought to produce this herb’s relaxing and gas-relieving (carminative) effects. Flavonoids, phenolic acids, and other compounds appear to be responsible for lemon balm’s anti-herpes and...
lenacapavir (oral/injection)
Lenacapavir is used in adults with other antiviral drugs to treat HIV, the virus that can cause acquired immunodeficiency syndrome (AIDS). Lenacapavir is not a cure for HIV or AIDS. Lenacapavir is given after several other HIV medications did not work, have stopped working or could not be tolerated. . Lenacapavir may...
lenalidomide
Lenalidomide is used to treat multiple myeloma (bone marrow cancer), either in combination with another medicine or after stem cell transplant. Lenalidomide is also used to treat anemia (a lack of red blood cells) in patients with myelodysplastic syndrome caused by an abnormal chromosome. This disorder is also called...
Lenalidomide
Provides a summary of interactions with vitamins, herbs, and food
Lenalidomide Oral Capsule (LENALIDOMIDE - ORAL)
For treating cancer. Brand Name(s): Revlimid. Generic Name: Lenalidomide.
Lennox-Gastaut Syndrome
Lennox-Gastaut syndrome is a severe form of childhood epilepsy that causes frequent seizures. Several types of seizures are usually present at the same time, including atonic or tonic seizures. These seizures can cause injury. Lennox-Gastaut syndrome may be caused by a variety of brain injuries. Other problems, such as...