886 studies found for:    Open Studies | "Vitamin B Complex"
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Rank Status Study
21 Recruiting Folic Acid and Zinc Supplementation Trial (FAZST)
Conditions: Pregnancy;   Live Birth;   Spontaneous Abortion
Interventions: Dietary Supplement: 5 mg folic acid and 30 mg elemental zinc;   Drug: Placebo Comparator: Placebo
22 Not yet recruiting Oral/Intramuscular B12 to Treat Cobalamin Deficiency
Condition: Vitamin B 12 Deficiency
Interventions: Drug: oral Cobalamin (vitamin B12);   Drug: intramuscular Cobalamin (vitamin B12)
23 Recruiting Vitamin D and Vitamin B12 Supplementation With Pegylated Interferon-Alfa Plus Ribavirin for Treating Chronic Hepatitis C
Conditions: RNA Virus Infections;   Flaviviridae Infections;   Hepatitis C;   Hepatitis C, Chronic
Interventions: Drug: Vitamin D;   Drug: Vitamin B 12
24 Recruiting Exercise Intolerance in Renal Failure
Condition: Kidney Failure, Chronic
Interventions: Drug: tetrahydrobiopterin + folate;   Drug: Placebo with folate
25 Recruiting Influence of Different Doses of the Vitamin B12 on Recurrent Aphthous Stomatitis
Condition: Recurrent Aphthous Stomatitis
Intervention: Drug: vitamin B12 treatment
26 Recruiting Phase 2, Single Arm, Open Label Study of Folotyn in Combination With Oral Leucovorin to Prevent or Reduce Mucositis in Patients With PTCL
Conditions: Relapsed Peripheral T-Cell Lymphoma;   Refractory Peripheral T-Cell Lymphoma
Interventions: Drug: Folotyn and Leucovorin;   Drug: Folic Acid;   Drug: Vitamin B12
27 Unknown  Prevention of Neural Tube Defects by Inositol in Conjunction With Folic Acid (PONTI Study)
Condition: Recurrent Neural Tube Defects
Interventions: Drug: Folic Acid and inositol;   Drug: Folic acid and placebo
28 Unknown  Folate Rechallenge
Condition: Autism
Interventions: Dietary Supplement: Folic acid;   Dietary Supplement: Placebo
29 Not yet recruiting A Trial of Folate With B12 in Patients With Schizophrenia With Residual Symptoms in Ethiopia
Condition: Schizophrenia
Interventions: Drug: folate with B12;   Drug: placebo
30 Recruiting Preventing Fetal Body and Brain Size Reduction in Low-income Smoking Mothers: A Randomized Clinical Trial
Conditions: Fetal Body Size;   Fetal Brain Size
Intervention: Dietary Supplement: Folic Acid
31 Recruiting Impact of Preoperative Treatment of Anemia and Iron Deficiency in Cardiac Surgery on Outcome.
Conditions: Anemia;   Iron Deficiency
Intervention: Drug: Erythropoietin/Ferric carboxymaltose/Vitamin B12/Folic Acid
32 Unknown  Role of Myo-inositol and D-chiro Inositol on the Ovaric and Metabolic Functions
Condition: PCOS
Interventions: Dietary Supplement: Myo-inositol + D-chiro-inositol + Folic acid;   Dietary Supplement: Folic acid
33 Unknown  Combination Therapy With Myo-inositol and Folic Acid Versus Myo-inositol Alone
Conditions: Polycystic Ovary Syndrome;   Hirsutism;   Menstrual Irregularity
Interventions: Drug: myo-inositol 1500 gr;   Drug: myo-inositol 2000 gr + folic acid 200 mcg
34 Recruiting Phase I/II Clinical Study of Pralatrexate in Japanese Patients With Relapsed or Refractory Peripheral T-cell Lymphoma
Condition: Peripheral T-cell Lymphoma
Interventions: Drug: Pralatrexate injection;   Dietary Supplement: Vitamin B12;   Dietary Supplement: Folic Acid
35 Unknown  A Randomized Trial to Determine if Vitamin B6 Can Prevent Hand and Foot Syndrome in Cancer Patients Treated With Capecitabine Chemotherapy
Condition: Hand and Foot Syndrome
Interventions: Drug: vitamin b6;   Drug: placebo
36 Recruiting Phase Ib Trial of Two Folate Binding Protein Peptide Vaccines (E39 and J65) in Breast and Ovarian Cancer Patients
Conditions: Breast Cancer;   Ovarian Cancer
Interventions: Biological: E39 peptide vaccine;   Biological: E39 vaccine then J65 vaccine;   Biological: J65 vaccine then E39 vaccine
37 Unknown  Effect of Folic Acid Treatment in Coronary Artery Disease
Condition: Coronary Artery Disease
Intervention: Drug: Folic Acid
38 Recruiting Recombinant Human Granulocyte Macrophage Colony Stimulating Factor(rhGM-CSF) Treating Oral Mucositis
Condition: Nasopharyngeal Cancers
Interventions: Drug: rhGM-CSF;   Drug: Compound Vitamin B12
39 Unknown  Is a Carnitine Based Food Supplement (PorimoreTM) for Infertile Men Superior to Folate and Zinc With Regard to Pregnancy Rates in Intrauterine Insemination Cycles?
Condition: Male Infertility
Interventions: Dietary Supplement: Porimore - A Carnitine based food supplement;   Dietary Supplement: Zinc and Folate Supplementation
40 Recruiting Effect of Folic Acid, Vitamin B6 and Vitamin B12 in Diabetic Retinopathy
Conditions: Non Proliferative Diabetic Retinopathy;   Proliferative Diabetic Retinopathy
Interventions: Drug: Folic Acid, vit B6 and B12;   Drug: Placebo

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Indicates status has not been verified in more than two years