2026 data ClinicalTrials.gov official source

Conditions: M

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

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

2,127 conditions starting with "M"

Showing 1,151–1,200 of 2,127

Condition	Trials	Recruiting
Metformin Adverse Reaction	1	-
Methadone	3	2
Methadone Overdose	1	1
Methadone Toxicity	1	1
Methadone-maintenance Subjects	1	-
Methamphetamine	1	-
Methamphetamine Abuse	16	7
Methamphetamine Addiction	1	-
Methamphetamine Disorders	2	2
Methamphetamine Intoxication	1	1
Methamphetamine or Cocaine Dependence	1	-
Methamphetamine Use	1	1
Methamphetamine Use Disorder	13	8
Methamphetamine Use Disorders	1	1
Methamphetamine Withdrawal	1	-
Methamphetamine-dependence	19	6
Methicillin Resistant Staphylococcus Aureus (MRSA)	1	-
Methicillin-resistant Staphylococcal Aureus Pneumonia	1	-
Methicillin-resistant Staphylococcus Aureus	6	2
Method Comparison for ABL90 FLEX PLUS in Neonatal Subjects	1	-
Method of Tubal Ligation at the Time of Cesarean Section	1	-
Methodologic Study	1	-
Methodology Study	1	-
Methyl CpG Binding Protein 2 (MECP2) Duplication Syndrome	2	1
Methylmalonic Acidemia	7	3
Metrorrhagia	2	-
MF	1	1
MG	2	2
MG - Myasthenia Gravis	1	-
mGluR5 Receptors	1	-
MGMT-Methylated Glioblastoma	3	3
MGMT-Unmethylated Glioblastoma	5	4
mHealth Application	1	-
MIBG Avid Tumors	1	-
Micro Satellite Stable Colorectal Cancer	1	1
Microaggression	1	-
Microaspiration	1	-
Microbial Colonization	21	10
Microbial Transplant	1	1
Microbiome	13	4
Microbiome Analysis	1	1
Microbiome Composition	2	1
Microbiome, Human	1	-
Microbiota	11	3
Microcephalic Primordial Dwarfism	1	1
Microcephaly	4	3
Microcystic Lymphatic Malformation	1	1
Microdeletion 3q29 Syndrome	1	1
Microdeletion Syndromes	1	-
Microduplication 3q29 Syndrome	1	1

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