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 101–150 of 1,243

Condition	Trials	Recruiting
Large Cell Pulmonary Neuroendocrine Carcinoma of the Lung (LCNEC)	1	1
Large Cutaneous Melanocytic Nevi	1	1
Large Hiatal Hernia	1	1
Large Language Model	2	2
Large Language Models	1	1
Large Vessel Occlusion	3	2
Large-cell Lymphoma	5	1
Large-scale Physiological Foundations of Memory Decline in Aging Humans	1	-
Laron Syndrome	1	-
Laryngeal Cancer	4	1
Laryngeal Carcinoma	3	2
Laryngeal Disease	4	4
Laryngeal Dystonia	10	9
Laryngeal Edema	1	1
Laryngeal Mask	1	1
Laryngeal Mask Airway	1	-
Laryngeal Mask Airways	2	2
Laryngeal Masks	1	-
Laryngeal Neoplasms	1	-
Laryngeal Papilloma, Recurrent	1	-
Laryngeal Squamous Cell Carcinoma	6	5
Laryngeal Squamous Cell Carcinoma, Spindle Cell Variant	1	1
Laryngectomy; Status	1	1
Laryngopharyngeal Reflux	4	1
Laryngoscopy	3	-
Laryngotracheal Stenosis	1	-
Larynx	3	-
Larynx Cancer	12	4
Larynx Disease	2	-
Larynx Squamous Cell Carcinoma	1	1
Laser Assisted Liposuction	1	-
Laser in Situ Keratomileusis	1	-
Laser Therapy	2	-
Laser-Induced Hyperpigmentation	1	1
Lassa Fever	3	1
Lassa Virus Infection	1	-
Late Complication From Kidney Transplant	1	-
Late Effect of Burn	1	-
Late Effects	1	1
Late Infantile Neuronal Ceroid Lipofuscinosis	1	-
Late Life Depression	2	-
Late Life Depression (LLD)	1	1
Late Mild Cognitive Impairment (LMCI)	1	-
Late Onset Alzheimer Disease	2	2
Late Onset Pompe Disease	1	-
Late Onset Schizophrenia	1	1
Late Onset Tay-Sachs Disease	2	1
Late Preterm Infant	1	1
Late Preterm or Term (37-42wks) With Neonatal Encephalopathy Treated With Hypothermia for HIE	1	1
Late Puberty	1	1

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