The antioxidant effects of Q10 co enzyme on oxidative stress and lipid per oxidation among gastric patients infected by h.pylori

INTERVENTION: Control group: Using three drugs regimen (bismuth sub citrate (120mg/kg QD), tetracycline (500mg QD) and metronidazole (400 mg/kg TD)) + placebo (lactolose) for 6 weeks. The types and dosages of drugs are not changed during treatment period. Intervention 1: Intervention group: Using three drugs regimen (bismuth sub citrate (120mg/kg QD), tetracycline (500mg QD) and metronidazole (400 mg/kg TD)) + Q10 coenzyme (2 mg/kg/day) for 6 weeks. The types and dosages of drugs are not changed during treatment period. Intervention 2: Control group: Using three drugs regimen (bismuth sub citrate (120mg/kg QD), tetracycline (500mg QD) and metronidazole (400 mg/kg TD)) + placebo (lactolose) for 6 weeks. The types and dosages of drugs are not changed during treatment period. Intervention group: Using three drugs regimen (bismuth sub citrate (120mg/kg QD), tetracycline (500mg QD) and metronidazole (400 mg/kg TD)) + Q10 coenzyme (2 mg/kg/day) for 6 weeks. The types and dosages of drugs are not changed during treatment period. Treatment ‐ Drugs CONDITION: Chronic gastritis, unspecified Gastritis. ; Chronic gastritis, unspecified k 29.5 PRIMARY OUTCOME: Glutation peroxidise. Timepoint: Start and end of study. Method of measurement: Serum level of studied marker by standard kits. Malondialdehyde. Timepoint: Start and end of study. Method of measurement: Serum level of studied marker by standard kits. Total antioxidant capacity (TAC). Timepoint: Start and end of study. Method of measurement: Serum level of studied marker by standard kits. INCLUSION CRITERIA: Including criteria: h. pylori infected gastric patients Excluding criteria: pregnancy; lactation; recent antibiotic application (6 recent weeks); recent attempt for h. pylori treatment; recent surgery of stomach; positive history of alcohol consumption or addiction; having infections or malignancies in other organs; cardiovascular diseases; diabetes; IBD .