# Immunity and Safety of Inactivated Enterovirus 71 Vaccine Post-marketing Among Children Aged 6-35 Months in China

> **NCT03893747** · PHASE4 · COMPLETED · sponsor: **Jiangsu Province Centers for Disease Control and Prevention** · enrollment: 3000 (actual)

## Conditions studied

- Hand, Foot and Mouth Disease

## Interventions

- **BIOLOGICAL:** The first batch of inactivated EV-A71 vaccine (vero cell) producted by 40 L reactor
- **BIOLOGICAL:** The second batch of inactivated EV-A71 vaccine (vero cell) producted by 40 L reactor
- **BIOLOGICAL:** The third batch of inactivated EV-A71 vaccine (vero cell) producted by 40 L reactor
- **BIOLOGICAL:** The first batch of inactivated EV-A71 vaccine (vero cell) producted by 150 L reactor
- **BIOLOGICAL:** The second batch of inactivated EV-A71 vaccine (vero cell) producted by 150 L reactor
- **BIOLOGICAL:** The third batch of inactivated EV-A71 vaccine (vero cell) proudected by 150 L reactor

## Key facts

- **NCT ID:** NCT03893747
- **Lead sponsor:** Jiangsu Province Centers for Disease Control and Prevention
- **Sponsor class:** NETWORK
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-04-01
- **Primary completion:** 2020-05-01
- **Final completion:** 2020-05-01
- **Target enrollment:** 3000 (ACTUAL)
- **Last updated:** 2021-05-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03893747

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03893747, "Immunity and Safety of Inactivated Enterovirus 71 Vaccine Post-marketing Among Children Aged 6-35 Months in China". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT03893747. Licensed CC0.

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