Skip to content

Effect of vitamin K1 supplementation in rheumatoid arthritis

Effect of vitamin K1 supplementation on some biochemical markers and clinical status in women with rheumatoid arthritis

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT201205203140N4
Enrollment
64
Registered
2012-07-29
Start date
2012-07-20
Completion date
Unknown
Last updated
2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Rheumatoid Arthritis. Rheumatoid arthritis, unspecified

Interventions

Intervention 1: intervantion group: 10 mg vitamin K1 every day for 60 days - after a meal - chewable tablet. Intervention 2: control group: placebo every day for 60 days- chewable tablet -after a mea
Treatment - Drugs
intervantion group: 10 mg vitamin K1 every day for 60 days - after a meal - chewable tablet
control group: placebo every day for 60 days- chewable tablet -after a meal

Sponsors

Vice Chancellor for Research, Nutrition and Health Faculty in Tabriz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 50 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: female rheumatoid arthritis patients who have ACR criteria 1987 for RA, age 20-50 years old; not changing the treatment protocol since 2 months prior to the study; mild to moderate disease severity. Exclusion criteria: pregnancy; lactation; postmenopausal state; receiving hormone replacement therapy; smoking or exposure to passive smoking; receiving antioxidant or anti-inflammatory supplements since 1 month prior to the study; Presence of cancer, diabetes mellitus, hormonal dysfunctions, undernutrition, severe obesity (BMI>40), uncontrolled hypertension, renal and hepatic diseases, digestion disorders, changing treatment and lifestyle, PT abnormality.

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Clinical Outcomes. Timepoint: before and after intervention (60 days). Method of measurement: by means of DAS-28 validated questionnaire.;Serum levels of IL-6, hsCRP, TNFa. Timepoint: before and after intervention (60 days). Method of measurement: by means of special kits in Tabriz Pharmaceutical Research Center.;Serum level of RF (Rheumatoid Factor). Timepoint: before and after intervention (60 days). Method of measurement: by means of special kit in Tabriz Pharmaceutical Research Center.;Lipid profile (TC,TG,HDL,LDL). Timepoint: before and after intervention (60 days). Method of measurement: all parameters as HDL-C- Total cholesterol- triglyceride with enzymatic kits except LDL-c ( by means of Friedwald formula).;Serum level of matrix metalloproteinases-3 (MMP-3). Timepoint: before and after intervention (60 days). Method of measurement: by means of special kit in Tabriz Pharmaceutical Research Center.

Secondary

MeasureTime frame
Dietary Intake of Energy, Nutrients and Comparison with RDA. Timepoint: before and after intervention (60 days). Method of measurement: dietary record for 3 days.;Anthropometric indicator (BMI). Timepoint: before and after intervention (60 days). Method of measurement: Body weight without shoes with calibrated scale, Standing height without shoes are measuredl. BMI was calculated with this equation: W(kg) /H(m)2.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr. Bahram Pourghassem Gargari

Health and Nutrition Faculty, Tabriz University of medical sciences

pourghassemb@tbzmed.ac.ir ; bahrampg@yahoo.com+98 41 1335 7580

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026