Bacterial Infections in African Grey Parrots

Bird · Psittacus erithacus · typical adult weight 0.40–0.65 kg

14 cited drugs treat Bacterial Infections in african grey parrots: Amoxicillin, Ampicillin, Ceftiofur, Chloramphenicol, Clarithromycin, Clindamycin, Enrofloxacin, Florfenicol, Marbofloxacin, Penicillin G, Sulfadiazine, Trimethoprim, Trimethoprim-Sulfamethoxazole, Tylosin.

General coverage of susceptible bacterial pathogens. Drug selection turns on the suspected organism's gram-stain, the patient's species (oral β-lactams unsafe in rabbits/guinea pigs), and the infection site (penetration to bone, CSF, or biliary tree).

The overview above describes Bacterial Infections across species; the citations below are the ExoticRx dose rules scoped to african grey parrots — a reference list, not new species-specific clinical guidance.

Amoxicillin(Amoxi-Tabs, Amoxil)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	150–175 mg/kg	q8-12h	7-14 days	Susceptible bacterial infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Amoxicillin dosing in African Grey Parrots →Calculate for this african grey parrot →

Ampicillin(Polyflex)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
IM	100–200 mg/kg	q8-12h	7-14 days	Susceptible bacterial infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Ampicillin dosing in African Grey Parrots →Calculate for this african grey parrot →

Ceftiofur(Excenel, Excede, Naxcel)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
IM	75–100 mg/kg	q6-8h	7-14 days	Bacterial infections	Weak	Carpenter's Exotic Animal Formulary, 6th Ed

Full Ceftiofur dosing in African Grey Parrots →Calculate for this african grey parrot →

Chloramphenicol

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	50–80 mg/kg	q8-12h	7-14 days	Susceptible bacterial infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Chloramphenicol dosing in African Grey Parrots →Calculate for this african grey parrot →

Clarithromycin(Biaxin)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	25–50 mg/kg	q12h	Weeks to months	Mycobacterial infections	Weak	Carpenter's Exotic Animal Formulary, 6th Ed

Full Clarithromycin dosing in African Grey Parrots →Calculate for this african grey parrot →

Clindamycin(Antirobe, Cleocin)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	100 mg/kg	q8h	14-21 days	Susceptible infections, bone infections	Extrapolated	Carpenter's Exotic Animal Formulary, 6th Ed

Full Clindamycin dosing in African Grey Parrots →Calculate for this african grey parrot →

Enrofloxacin(Baytril)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
IM	10–15 mg/kg	q12h	7-14 days	Bacterial infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed
PO	15 mg/kg	q12h	7-14 days	Bacterial infections (respiratory, GI)	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed
SC	10–15 mg/kg	q12h	7-14 days	Bacterial infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Enrofloxacin dosing in African Grey Parrots →Calculate for this african grey parrot →

Florfenicol(Nuflor, Aquaflor)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
IM	30–50 mg/kg	q12-24h	7-14 days	Bacterial infections	Weak	Carpenter's Exotic Animal Formulary, 6th Ed

Full Florfenicol dosing in African Grey Parrots →Calculate for this african grey parrot →

Marbofloxacin(Zeniquin)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	5–10 mg/kg	q12-24h	7-14 days	Bacterial infections	Extrapolated	Carpenter's Exotic Animal Formulary, 6th Ed

Full Marbofloxacin dosing in African Grey Parrots →Calculate for this african grey parrot →

Penicillin G(Pen-G, Crysticillin)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
IM	100–200 mg/kg	q8-12h	7-14 days	Susceptible infections	Extrapolated	Carpenter's Exotic Animal Formulary, 6th Ed

Full Penicillin G dosing in African Grey Parrots →Calculate for this african grey parrot →

Sulfadiazine

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	30–50 mg/kg	q12h	7-14 days	Susceptible infections (with trimethoprim)	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Sulfadiazine dosing in African Grey Parrots →Calculate for this african grey parrot →

Trimethoprim(Tribrissen)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	30–50 mg/kg	q12h	7-14 days	Susceptible infections (TMP-sulfa)	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Trimethoprim dosing in African Grey Parrots →Calculate for this african grey parrot →

Trimethoprim-Sulfamethoxazole(Bactrim, TMS)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	16–24 mg/kg	q12h	7-10 days	Bacterial infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Trimethoprim-Sulfamethoxazole dosing in African Grey Parrots →Calculate for this african grey parrot →

Tylosin(Tylan)

Antibiotic

Route	Dose	Frequency	Duration	Indication	Evidence	Source
PO	25 mg/kg	q8-12h	10-14 days	Mycoplasma, susceptible infections	Moderate	Carpenter's Exotic Animal Formulary, 6th Ed

Full Tylosin dosing in African Grey Parrots →Calculate for this african grey parrot →

All drugs cited for Bacterial Infections →All drugs for African Grey Parrots →

Other conditions in African Grey Parrots

Pain Management Sedation General Anesthesia Coccidiosis Endoparasites Seizures and Epilepsy Hypocalcaemia GI Ulceration

Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice. Verify against current literature before clinical use.