2026 data ClinicalTrials.gov official source

Conditions: I

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

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1,106 conditions starting with "I"

Showing 1,001–1,050 of 1,106

Sort by: Name Most Trials Recruiting
Condition Trials
IRF4 Gene Rearrangement 1
Iris Melanoma 3
Iris Tumor 1
Iritis 1
Iron 2
Iron Absorption 2
Iron Deficiencies 3
Iron Deficiency (Without Anemia) 4
Iron Deficiency Anaemia 2
Iron Deficiency Anaemia Due to Dietary Causes 1
Iron Deficiency Anemia 25
Iron Deficiency Anemia of Pregnancy 3
Iron Deficiency Anemia Treatment 1
Iron Deficiency, Anaemia in Children 2
Iron Malabsorption 2
Iron Overload 7
Iron-deficiency 17
Iron-deficiency Anemia (IDA) 2
Iron-Folic Acid Supplementation 1
Iron-refractory, Iron-deficiency Anemia (IRIDA) 1
Irreducible 3-and 4-part Proximal Humeral Fractures 1
Irregular Astigmatism 1
Irregular Bowel Function 1
Irregular Heart Rate 1
Irregular; Contour of Cornea 1
Irreversible Pulpitis 2
Irreversible Pulpitis (Toothache) 1
Irrigation 1
Irritability 4
Irritability Associated With Autism Spectrum Disorder 2
Irritability; Syndrome 1
Irritable Bowel Syndrome 49
Irritable Bowel Syndrome (IBS) 6
Irritable Bowel Syndrome Characterized by Constipation 1
Irritable Bowel Syndrome Constipation Predominant 1
Irritable Bowel Syndrome With Constipation 4
Irritable Bowel Syndrome With Constipation (IBS-C) 2
Irritable Bowel Syndrome-bile Acid Diarrhea 1
Irritable Bowel Syndrome-Constipation 1
Irritable Colon 2
Irritable Mood 6
Irritable Pouch Syndrome 1
Irritant Contact Dermatitis 1
Ischemia 12
Ischemia and No Obstructive Coronary Artery Disease 1
Ischemia Reperfusion Injury 3
Ischemia Stroke 1
Ischemia Vascular 1
Ischemia/Reperfusion Injury After Neonatal Cardiac Surgery 1
Ischemic 2

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