Kids & teens (for parents) · California
Studies for children and teens in California
These studies only enroll people under 18. A parent or legal guardian gives permission, and children old enough to understand are asked for their own agreement (assent).
149 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingPhase 4
Evaluation of SPN-812 (Viloxazine Extended-release Capsule) in Preschool-age Children With ADHD
Supernus Pharmaceuticals, Inc.
- Location
- Anaheim, CA + 38 other US sites
- Eligibility basics
- Ages 4–5
- RecruitingPhase 2
A Study to Evaluate How Apitegromab Works in Subjects Who Are Less Than 2 Years Old and Have Spinal Muscular Atrophy
Scholar Rock, Inc.
- Location
- Orange, CA + 11 other US sites
- Eligibility basics
- Up to age 2
- RecruitingPhase 2
A Study of TYRA-300 in Children With Achondroplasia: BEACH301
Tyra Biosciences, Inc
- Location
- Torrance, CA + 11 other US sites
- Eligibility basics
- Ages 3–10
- RecruitingPhase 3
A Study to Compare the Efficacy, Safety and Tolerability of FF/UMEC/VI With FF/VI in 12-17-year-olds With Asthma
GlaxoSmithKline
- Location
- Bakersfield, CA + 18 other US sites
- Eligibility basics
- Ages 12–17
- RecruitingPhase 3
An Efficacy and Safety Study of Intravenous Anifrolumab to Treat Systemic Lupus Erythematosus in Pediatric Participants
AstraZeneca
- Location
- Los Angeles, CA + 18 other US sites
- Eligibility basics
- Ages 5–17
- RecruitingPhase 3
Trial Investigating the Efficacy and Safety of Weekly Lonapegsomatropin Compared to Daily Somatropin in Children and Adolescents With Short Stature or Growth Failure Due to Growth Hormone Sufficient Disorders
Ascendis Pharma A/S
- Location
- Palo Alto, CA + 21 other US sites
- Eligibility basics
- Ages 2–17
- RecruitingPhase 3
A Study of Dupilumab in Small Children With an Allergic Condition of the Esophagus (Food Pipe): Eosinophilic Esophagitis
Regeneron Pharmaceuticals
- Location
- San Francisco, CA + 12 other US sites
- Eligibility basics
- Ages 6 mo–6
- RecruitingPhase 3
A Study of NNZ-2591 in Pediatric Participants With Phelan-McDermid Syndrome
Neuren Pharmaceuticals Limited
- Location
- Glendale, CA + 16 other US sites
- Eligibility basics
- Ages 3–12
- RecruitingPhase 3
A Study to Investigate the Efficacy, Pharmacokinetics, and Safety of Mitapivat in Pediatric Participants With α- or β-Non-Transfusion-Dependent Thalassemia
Agios Pharmaceuticals, Inc.
- Location
- Palo Alto, CA + 4 other US sites
- Eligibility basics
- Ages 1–17
- RecruitingPhase 3
A Study of Guselkumab in Pediatric Participants With Moderately to Severely Active Crohn's Disease
Janssen Research & Development, LLC
- Location
- Los Angeles, CA + 8 other US sites
- Eligibility basics
- Ages 2–17
- RecruitingPhase 3
Safety and Tolerability Trial of Lumateperone in Pediatric Patients With Schizophrenia, Bipolar Disorder or Autism Spectrum Disorder
Intra-Cellular Therapies, Inc.
- Location
- Anaheim, CA + 46 other US sites
- Eligibility basics
- Ages 5–17
- RecruitingPhase 3
Multicenter Study of Lumateperone for the Treatment of Bipolar Depression in Pediatric Patients
Intra-Cellular Therapies, Inc.
- Location
- Anaheim, CA + 33 other US sites
- Eligibility basics
- Ages 10–17
- RecruitingPhase 3
Multicenter Study of Lumateperone for the Treatment of Irritability Associated With Autism Spectrum Disorder in Pediatric Patients
Intra-Cellular Therapies, Inc.
- Location
- Anaheim, CA + 27 other US sites
- Eligibility basics
- Ages 5–17
- RecruitingPhase 3
Multicenter Study of Lumateperone for the Treatment of Irritability Associated With Autism Spectrum Disorder (ASD) in Pediatric Patients
Intra-Cellular Therapies, Inc.
- Location
- Sacramento, CA + 26 other US sites
- Eligibility basics
- Ages 5–17
- RecruitingPhase 4
Open-Label Study to Assess Safety and Time to Catheter-related Bloodstream Infections (CRBSI) in Subjects From Birth to < 18 Years of Age
CorMedix Therapeutics
- Location
- Palo Alto, CA + 5 other US sites
- Eligibility basics
- Up to age 17
- RecruitingPhase 3
A Study of the Medicine Called Abrocitinib in Children 6 to Less Than 12 Years of Age With Moderate-to-Severe Eczema
Pfizer
- Location
- San Diego, CA + 12 other US sites
- Eligibility basics
- Ages 6–11
- RecruitingPhase 3
Randomized Study in Children and Adolescents With Migraine: Acute Treatment
Pfizer
- Location
- Anaheim, CA + 69 other US sites
- Eligibility basics
- Ages 6–17
- RecruitingPhase 3
Long-term Safety Study of Rimegepant in Pediatric Subjects for the Acute Treatment of Migraine
Pfizer
- Location
- Anaheim, CA + 54 other US sites
- Eligibility basics
- Ages 6–17
- RecruitingPhase 1/Phase 2
A Phase I/II Trial of JR-446 in Mucopolysaccharidosis Type IIIB (MPS IIIB)
JCR Pharmaceuticals Co., Ltd.
- Location
- Oakland, CA
- Eligibility basics
- Up to age 5
- RecruitingPhase 3
Efficacy and Safety of 186 mcg of OPN-375 Nasal Spray Twice a Day (BID) in Adolescents With Chronic Rhinosinusitis Without Nasal Polyps
Optinose US Inc.
- Location
- Orange, CA + 18 other US sites
- Eligibility basics
- Ages 12–17
- RecruitingPhase 2
Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of Crinecerfont in Participants With Classic Congenital Adrenal Hyperplasia (CAH) Who Are Less Than 4 Years Old
Neurocrine Switzerland GmbH
- Location
- San Francisco, CA + 10 other US sites
- Eligibility basics
- Ages 4 mo–3
- RecruitingPhase 3
Study to Assess Adverse Events and Disease Activity of Oral Ubrogepant Tablets for the Acute Treatment of Migraine in Children and Adolescents (Ages 6-17)
AbbVie
- Location
- Anaheim, CA + 87 other US sites
- Eligibility basics
- Ages 6–17
- RecruitingPhase 3
A Study to Evaluate the Safety and Efficacy of Ruxolitinib Cream in Pediatric Participants With Nonsegmental Vitiligo
Incyte Corporation
- Location
- Inglewood, CA + 65 other US sites
- Eligibility basics
- Ages 2–11
- Recruiting
Starlight Cardiovascular Lifeline Ductus Arteriosus Stent IDE Study
Starlight Cardiovascular Inc
- Location
- Los Angeles, CA + 7 other US sites
- Eligibility basics
- Up to age 6 mo