Skip to content

Improvement following acute paraquat poisoning due to antioxidant therapy

Efficacy of antioxidant therapy in acute paraquat poisoning

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
SLCTR
Registry ID
SLCTR/2008/016
Enrollment
40
Registered
2008-08-22
Start date
2008-08-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Acute paraquat intoxication

Interventions

Apart from the standard management (Fernando, 1998), patients will be given intra venous vitamin C as follow, 100 mg, 500 mg, 1000 mg, 3000 mg/day and 3000 mg/ 8 h for 5 consecutive days. S. Y. Hong e
p<0.05, from 27.0 ± 3.8 IU to 22.0 ± 2.7 IU
p<0.01 and from 99.5 ± 3.4 mmHg to 87.3 ± 7.1 mmHg
p<0.001 respectively) during the observation period after administration of Intravenous vitamin C. They also noted that when the amount of vitamin C increased to 3000 mg, patients complained pain arou
L F Prescott, 1979) But rashes and anaphylaxis are known adverse effects of N-acetylcysteine with the dose given in paracetamol poisoning. Therefore I would like to propose a regimen for NAC which can
Initially 20 mg/kg in 200mL of 5% dextrose over 15 minutes Followed by 50 mg/kg in 500mL over 12 hours (? 4 mg/h/kg) twice per day for 3 days The total dose will be 320 mg/kg in 72 hours

Sponsors

South Asian Clinical Toxicology Research Collaboration
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Consecutive patients who get admitted to General Hospital, Matara following history of acute exposure to paraquat and symptoms suggestive of acute exposure to paraquat will be selected for the study

Exclusion criteria

Exclusion criteria: • Unconscious patients • Pregnant mothers

Design outcomes

Primary

MeasureTime frame
Improvement of total antioxidant status in plasma after administration of Intra Venous vitamin C+placebo or vitamin C + NAC [First five consecutive days of acute exposure to paraquat ]

Secondary

MeasureTime frame
Improvement of survival [Two months after acute exposure to paraquat ]

Countries

Sri Lanka

Contacts

Public ContactDr Sudheera Jayasinghe

Probationary Lecturer

sudheerasj@yahoo.com+94 91 2246877

Outcome results

None listed

Source: SLCTR (via WHO ICTRP) · Data processed: Aug 9, 2026