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Found 54 studies with search of: Silica OR (Silicon AND NOT Silicone)
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Rank Status Study
1 Completed Photodynamic Therapy Using Silicon Phthalocyanine 4 in Treating Patients With Actinic Keratosis, Bowen's Disease, Skin Cancer, or Stage I or Stage II Mycosis Fungoides
Conditions: Lymphoma;   Non-melanomatous Skin Cancer;   Precancerous Condition
Intervention: Drug: silicon phthalocyanine 4
2 Completed Evaluation Of Pessaries In Twin Pregnancies With A Short Cervix (25 mm) Between 20-28 WG (EPEGE)
Condition: Twin Pregnancy
Intervention: Device: Silicon ring positioned in the vagina, around the cervix
3 Completed Silica Gel Fiber Wound Dressing for Chronic Venous Leg Ulcers
Condition: Venous Ulcer
Interventions: Device: Silica Gel Fiber;   Device: Standard-of-Care
4 Completed An Investigation to Evaluate the Function of a New Silicon Cover Film and an On-top Suction Device to be Used in a NPWT System in the Treatment of Acute and Chronic Wounds
Condition: Acute and Chronic Wounds
Intervention: Device: External Suction Interface and a Silicon Film
5 Unknown † Effects of Naturally Silicon-Rich Water on Bone Metabolism in Women
Condition: Bone Diseases, Metabolic
Intervention: Other: Fiji Water
6 Active, not recruiting Prevention of Preterm Birth Using Cervical Pessary in Pregnant Women With Short Cervix
Condition: Preterm Birth
Intervention: Device: Silicon ring (Arabin Pessary)
7 Completed
Has Results 		The Cognitive and Cerebral Blood Flow Effects of Resveratrol
Condition: Cognitive and Cerebral Blood Flow Effects of Resveratrol
Interventions: Dietary Supplement: Trans- resveratrol;   Other: Placebo (silica)
8 Completed
Has Results 		The Efficacy of a Toothpaste to Reduce Sensitivity
Condition: Dentin Hypersensitivity
Interventions: Drug: Triclosan, Silicon dioxide, fluoride;   Drug: Triclosan, fluoride
9 Completed Sublingual Tonometry to Assess Tissue Perfusion in Patients With Chronic Obstructive Pulmonary Disease (COPD)
Conditions: COPD;   Healthy Subjects
Intervention: Device: sublingual silicon capillary
10 Recruiting Prevention of Preterm Birth Using Cervical Pessary in Pregnant Women After Threatened Preterm Labor(PECEP-RETARD)
Condition: Preterm Birth
Intervention: Device: Device: Silicon ring (Arabin Pessary)
11 Completed Sub-chronic Effects of 5-hydroxytryptophan on Mood and Emotional Processing in Healthy Volunteers
Condition: Mood
Interventions: Dietary Supplement: 5-Hydroxytryptophan;   Dietary Supplement: Pharmaceutical grade silica
12 Recruiting Investigation of the Acute Cognitive, Mood and Autonomic Effects of Hops in Healthy Participants
Conditions: Mood Modulation;   Modulation of Cognition
Interventions: Dietary Supplement: Hops Extract;   Other: Placebo (silica)
13 Active, not recruiting Plasmonic Nanophotothermic Therapy of Atherosclerosis
Conditions: Stable Angina;   Heart Failure;   Atherosclerosis;   Multivessel Coronary Artery Disease
Interventions: Other: Transplantation of nanoparticles;   Other: Transplantation of ferro-magnetic nanoparticles;   Device: Put in stenting
14 Active, not recruiting Immune Responses After Human Subject Challenge With Sand Fly Bites
Condition: Healthy
Intervention:
15 Recruiting Prevention of Preterm Birth Using Cervical Pessary in Pregnant Women With Short Cervix in Twins
Condition: Preterm Birth
Intervention: Device: Silicon ring (Arabin Cervical Pessary)
16 Completed Cerebral Blood Flow Effects of Resveratrol and Piperine in Humans
Condition: Healthy
Interventions: Dietary Supplement: Trans- resveratrol;   Other: Placebo (silica)
17 Recruiting Airway Inflammation Among Workers in the Silicon Carbide Processing Industry
Conditions: Obstructive Lung Disease;   Inflammation
Intervention:
18 Recruiting Two Dimensional (2D) Silicon Transducer-Compression Plates for Breast Ultrasound
Conditions: Breast Masses;   Breast Cysts
Intervention: Procedure: Breast Ultrasound imaging
19 Not yet recruiting DNA-damage Pathways in Workers Exposed to Silica (Caesar Stone)
Condition: Silicosis
Intervention:
20 Completed Myocardial Injury is Not Related to Training Levels Among Recreational Participants in the Silicon Valley Marathon
Conditions: Troponin;   Natriuretic Peptide, Brain;   Exercise;   Echocardiography
Intervention:

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