2026 data ClinicalTrials.gov official source

Conditions: P

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

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

2,857 conditions starting with "P"

Showing 1,101–1,150 of 2,857

Condition	Trials	Recruiting
Philadelphia Chromosome Negative Adult Precursor Acute Lymphoblastic Leukemia	1	-
Philadelphia Chromosome Negative, BCR-ABL1 Positive Chronic Myelogenous Leukemia	1	-
Philadelphia Chromosome Positive	12	5
Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia	1	1
Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia (Ph+ALL)	1	-
Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia Ph+ ALL	1	1
Philadelphia Chromosome Positive Adult Precursor Acute Lymphoblastic Leukemia	1	-
Philadelphia Chromosome Positive CML	1	-
Philadelphia Chromosome Positive, BCR-ABL1 Positive Chronic Myelogenous Leukemia	2	1
Philadelphia Chromosome-Positive Acute Myeloid Leukemia	1	1
Philadelphia Chromosome-Positive Chronic Myeloid Leukemia	1	-
Philadelphia Positive (Ph+) Chronic Myelogenous Leukemia	1	-
Philadelphia Positive Acute Lymphoblastic Leukemia	1	1
Philadelphia Positive Chronic Myeloid Leukemia	1	-
Philadelphia-Negative ALL	1	1
Philadelphia-Positive ALL	1	1
Philadelphia-Positive Myeloid Leukemia	1	-
Phlebolymphedema	1	1
Phlebotomy	1	-
Phlebotomy Dependent Polycythemia Vera	1	-
Phobia	3	2
Phobia, Social	1	1
Phobia, Specific	1	1
Phobic Disorders	6	1
Phonemic Awareness	1	-
Phonotrauma	1	1
Phosphate Binding Capacity	1	-
Phosphate Overload	1	1
Phosphomannomutase 2 Deficiency	2	-
Phosphorus Metabolism	1	-
Photo-aged Skin	2	2
Photo-plethysmography	1	-
Photoaging	15	1
Photoaging of Skin	1	-
Photobiomodulation	1	1
Photobiomodulation Therapy	1	1
Photodamage	1	-
Photodamaged Skin	2	1
Photodermatoses	1	-
Photodynamic Therapy	2	2
Photodynamic Therapy (PDT)	1	-
Photomedicine	1	1
Photophobia	4	4
Photorefractive Keratectomy	3	-
Photosensitive Epilepsy	1	-
Photosensitivity	1	1
Phototherapy	1	1
Phototoxicity	1	-
PHP Ia	1	1
PHP IB	1	1

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

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