2026 data ClinicalTrials.gov official source

Conditions: L

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

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1,231 conditions starting with "L"

Showing 801–850 of 1,231

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Condition Trials
Loneliness 36
Long Bone Fractures 1
Long Bone Segmental Defect 1
Long Coronavirus Disease 2019 (Covid19) 1
Long COVID 51
Long COVID Syndrome 3
Long COVID-19 15
Long COVID-19 Syndrome 1
Long Haul COVID-19 1
Long QT Syndrome 8
Long QT Syndrome (LQTS) 2 1
Long QT Syndrome 2 1
Long QT Syndrome Type 3 1
Long Term Adverse Effects 1
Long Term Follow up Dry Eye Disease 1
Long Term Follow-up 1
Long Term Psychologic Disorders 1
Long Term Safety Following GM T Cell Therapy 1
Long Term Safety of Patients Receiving CAR-T in an Eligible Clinical Trial or Managed Access Program 1
Long-chain Fatty Acid Oxidation Disorders (LC-FAOD) 3
Long-Term Care 2
Long-Term Care Planning 1
Long-term Effects of Cancer Treatment 1
Long-term Effects Secondary to Cancer Therapy in Adults 2
Long-term Effects Secondary to Cancer Therapy in Children 2
Long-Term Memory 1
Long-Term Memory Decline 2
Longchain 3-hydroxy-acyl-CoA Dehydrogenase (LCHAD) Deficiency 1
Longevity 3
Longstanding Persistent Atrial Fibrillation 3
Loose Bodies 1
Loose Body Knee 1
Loose Skin 1
LOPD 2
Loss of Appetite 1
Loss of Chromosome 17p 1
Loss of Chromosome 18q 1
Loss of Consciousness 1
Loss of Teeth Due to Extraction 1
Loss-of-control Eating 4
Louis Bar Syndrome 1
Low Anterior Resection Syndrome 1
Low Back Injury 1
Low Back Pain 123
Low Back Pain, Chronic 1
Low Back Pain, Mechanical 1
Low Birth Weight 3
Low Birth Weight <2500 Grams 1
Low Blood Pressure 2
Low Bone Density 1

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