2026 data ClinicalTrials.gov official source

Conditions: L

Compiled by PlainTrial Editorial, Clinical Trial Intelligence Editorial Team · January 1, 2026

Every condition beginning with L that has a registered US clinical trial, with how many studies cover each.

1,243 conditions starting with "L"

Showing 1–50 of 1,243

Condition	Trials	Recruiting
L-MYC and N-MYC Amplified Solid Tumors	1	-
L-Phenylalanine	1	1
L-theanine	1	-
LAAM	1	-
Labor	5	2
Labor Active Dilated Cm	1	-
Labor Analgesia	3	1
Labor and Delivery	2	1
Labor and Delivery Complication	2	2
Labor Augmentation	1	1
Labor Complication	6	4
Labor Delivery	1	-
Labor Duration	1	-
Labor Dystocia	4	3
Labor Induction	3	2
Labor Long	3	-
Labor Onset and Length Abnormalities	3	-
Labor Pain	15	3
Labor Stage, First	1	1
Labor, Induced	2	-
Labor; Forced or Induced, Affecting Fetus or Newborn	2	-
Labor; Poor	1	1
Laboratory Monitoring Practices	1	-
Laboratory Testing	1	-
Laboring Women Requesting Neuraxial Labor Analgesia	1	-
Laborist	1	-
Labour Pain	1	-
Labral Tear, Glenoid	2	2
Labrum Injury of the Hip Joint	1	1
Labyrinth Diseases	4	3
Laceration	1	-
Laceration of Skin	2	2
Lacerations	2	-
Lack of Adverse Events	1	-
Lack of Keratinized Attached Peri-implant Mucosa	1	1
Lack of Keratinized Gingiva	3	1
Lack of Keratinized Gingiva (Disorder)	1	-
Lack of Keratinized Tissue	1	-
Lack of Mentoring Program	1	1
Lack of Physical Activity	1	-
Lacking Voluntary Control of Ear Muscles	1	-
Lactate Blood Increase	2	-
Lactating Women on Select DOI	1	1
Lactation	5	4
Lactation Disorder - Postpartum Condition or Complication	1	-
Lactation Disorder With Baby Delivered	1	-
Lactation Induced	1	-
Lactation Suppressed	2	1
Lactation; Insufficient, Partial	1	1
Lactic Acidosis	1	-

Data sourced from official public datasets. See our methodology for details.