Skip to content

The effect of platelet rich plasma and vitamin C on rotator cuff tears

Comparative Efficacy of Platelet-Rich Plasma (PRP) Injection Versus PRP Combined with Vitamin C Injection for Partial-Thickness Rotator Cuff Tears: A Randomized Controlled Trial

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
IRCT
Registry ID
IRCT20230821059205N1
Enrollment
110
Registered
2023-08-26
Start date
2023-10-23
Completion date
Unknown
Last updated
2024-05-27

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

Conditions

Partial thickness rotator cuff tear. Rotator cuff tear or rupture, not specified as traumatic

Interventions

Intervention 1: Intervention group: Injection of 0.5 ml of vitamin C and 2.5 ml of platelet-rich plasma will be performed under ultrasound guidance in the subacromial space during two periods with an

Sponsors

Yazd University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: Men and women between 18 and 70 years old Patients who had been diagnosed for 6 months Patients with PTRCTs located in the supraspinatus tendon diagnosed via MRI.

Exclusion criteria

Exclusion criteria: Elderly patients over 70 years of age Rotator cuff tears following fracture and trauma History of revision arthroscopy or previous reconstructive surgery History of PRP injection or other drug interventions, including intra-articular corticosteroid injection Pregnant patients History of mental disorders, cardio-cerebrovascular disease Shoulder pain induced by non- rotator cuff tear Patients treated with drugs that interfere with vitamin C Presence of active infection Hemoglobin <7.0 g?dl or platelets < 150,000?µL

Design outcomes

Primary

MeasureTime frame
Pain intensity score of patients on visual analog scale. Timepoint: At the beginning of the study, 1 month and 3 months after the intervention. Method of measurement: Visual analog scale.;American Shoulder and Elbow Surgeons (ASES) score. Timepoint: At the beginning of the study, 1 month and 3 months after the intervention. Method of measurement: American shoulder and elbow surgeons questionnaire,.;Constant Score. Timepoint: At the beginning of the study (before the start of the intervention), 1 month and 3 months after the intervention. Method of measurement: Constant Score.

Secondary

MeasureTime frame
Visual analog scale. Timepoint: At the beginning of the study , 1 month and 3 months after the intervention. Method of measurement: Visual analog scale.;American Shoulder and Elbow Surgeons (ASES) score. Timepoint: At the beginning of the study, 1 month and 3 months after the intervention. Method of measurement: American shoulder and elbow surgeons questionnaire,.;Constant Score. Timepoint: At the beginning of the study , 1 month and 3 months after the intervention. Method of measurement: Constant Score.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFatemeh Mohammadi Vahedi

Yazd University of Medical Sciences

fatemehmohammadi.v98@gmail.com+98 34 3251 0435

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 6, 2026