Investigate the Spread of Haemophilus influenzae in Patients Infected with Upper Respiratory Tract Infection in Samarra city Anemia

The study included the collection of 155 specimens and divided to 64 specimens of people suffering of pharyngitis, 52 specimens of people suffering of tonsillitis, and 39 specimens of people suffering from sinusitis, and they were collected from Samarra General Hospital and some outpatient clinics for the period between 2/11/2021 to 27/ 4/2021 from all age groups, in order to isolate Haemophilus infleunzae, specimens were culture on chocolate agar and blood agar. The specimen was diagnosed according to routine methods in terms of culture characteristics, microscopic diagnosis and biochemical tests, the culture and diagnosis results showed that the percentage of Haemophilus infleunzae was about % 9 with 15 isolates, where 6 isolates were from children, 6 isolates from adults, 3 isolates from the elderly, and it was found that 9 isolates were of type B, while 6 isolates were of Non-type Haemophilus infleunzae. The study included testing the sensitivity of isolates of Haemophilus infleunzae to eight antibiotics belonging to different groups by way of spreading around the tablets, and these antibiotics are Ampicillin, Amoxillin, Erythromycin, Ceftriaxone, Levofloxacin, Rifampin, Tetracyclines, Trimethoprime / Sulphamethaxole, and these results showed resistance to multiple antibiotics, high resistance was recorded against Ceftriaxone and Tetracyclines at 100%, Ampicillin at 93,4%, Levofloxacin at.93,7 and Amoxillin at 80,1 %, and medium resistance against Erythromycin at 60 %, and Trimethoprime/Sulphamethaxole at 60.8%, for the antibiotic Rifampin, it was the most effective in isolates of Haemophilus infleunzae, as it showed a sensitivity to this antibiotic with a rate of 73,3%.