Can Vitamin C reduces COVID-19 symptoms

Role of Oral Vitamin C in Reducing the Duration and Severity of symptoms in COVID-19 Positive Patients: Prospective Randomized Controlled Trial

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2020/10/028695

Enrollment

100

Registered

2020-10-28

Start date

Unknown

Completion date

Unknown

Last updated

2021-11-24

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

Conditions

Health Condition 1: B972- Coronavirus as the cause of diseases classified elsewhere

Interventions

Intervention1: oral vitamin C tablets: oral tablet vitamin C tablet 500mg (b.d)twice a day along with other sympto9matic treatment and then asses for reduce in severity and duration of symptom Interve

Eligibility

Inclusion criteria

Inclusion criteria: Age more than 18years , COVID-19 positive(RT-PCR) either sex Symptomatic patient(fever, cough and breathing difficulty)

Exclusion criteria

Exclusion criteria: 1. History of allergy to vitamin C 2. Pregnant females or breastfeeding mothers 3. Critical ill patient who are intubation and on mechanical ventilation

Design outcomes

Primary

Measure	Time frame
Improvement in illness can be assessed reduction in the grading (mild,moderate sever) of symptoms after l administration of vitamin C (5oomg, twice a day) in COVID19 patients. Timepoint: maximum time is 14 days	—

Secondary

Measure	Time frame
2. To assess the effect on duration of illness by oral administration of vitamin C (500mg, twice a day) in COVID-19 patients Timepoint: maximum time is 14 days	—

Countries

India

Contacts

Public ContactDR BALBIR KUMAR

AIIMS New Delhi

drbalbir10@gmail.com7087432124

Outcome results

None listed

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