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Best treatments for respiratory tract infections

10 products may treat respiratory tract infections, spanning FDA drug classes such as aminoglycoside antibacterial, penicillin-class antibacterial. The current highest-rated option is bethkis. Ranked below by our independent recall-safety rating (rated where FDA data exists) — not medical advice; always consult a professional.

Quick answer: Of the 10 drugs we list for respiratory tract infections, 6 are available as lower-cost generics, spanning classes such as aminoglycoside antibacterial, penicillin-class antibacterial. They’re ranked by each drug’s FDA recall-safety record — not clinical effectiveness for respiratory tract infections — so confirm the right choice with your prescriber.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Top-rated picks for respiratory tract infections: 1. Bethkis · 2. Cayston · 3. Tobi

Top-rated treatments for respiratory tract infections, ranked by pharmaranks score
#DrugRatingPharmacy pays
170/100$1View →
270/100View →
370/100$1View →
470/100$1View →
568/100$1View →
6Not yet ratedView →
7Not yet ratedView →
8Not yet rated$1View →
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10Not yet rated$1View →

Full ranking · 10 treatments

#1 of 8 in Aminoglycoside Antibacterial

bethkis

PrescriptionFDA-sourced

70/100

Bethkis (Tobramycin) is an aminoglycoside antibacterial used to treat Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections, Respiratory Tract Infections.

(2 data points)
aminoglycoside antibacterialbone diseases, infectiouscentral nervous system infections

Pharmacy pays

From ~$0.65· 4 forms
View details →

cayston

PrescriptionFDA-sourced

70/100

Cayston (Aztreonam) is a medication used to treat Cellulitis, Endometritis, Pseudomonas Infections, Respiratory Tract Infections.

(4 data points)
cellulitisendometritispseudomonas infections
Available online
View details →
VIATRIS logo
#1 of 8 in Aminoglycoside Antibacterial

tobi

PrescriptionFDA-sourced

70/100

Tobi (Tobramycin) is an aminoglycoside antibacterial used to treat Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections, Respiratory Tract Infections.

(11 data points)
aminoglycoside antibacterialbone diseases, infectiouscentral nervous system infections

Pharmacy pays

From ~$0.65· 4 forms
View details →
VIATRIS logo
#1 of 8 in Aminoglycoside Antibacterial

tobi podhaler

PrescriptionFDA-sourced

70/100

Tobi Podhaler (Tobramycin) is an aminoglycoside antibacterial used to treat Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections, Respiratory Tract Infections.

(11 data points)
aminoglycoside antibacterialbone diseases, infectiouscentral nervous system infections

Pharmacy pays

From ~$0.65· 4 forms
View details →
SANDOZ logo

tobrex

PrescriptionFDA-sourced

68/100

Tobrex (Tobramycin) is an aminoglycoside antibacterial used to treat Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections, Respiratory Tract Infections.

(23 data points)
aminoglycoside antibacterialbone diseases, infectiouscentral nervous system infections

Pharmacy pays

From ~$0.65· 4 forms
View details →

azactam

PrescriptionFDA-sourced

New

Azactam (Aztreonam) is a medication used to treat Cellulitis, Endometritis, Pseudomonas Infections, Respiratory Tract Infections.

cellulitisendometritispseudomonas infections
Available online
View details →

Frequently asked

What treats respiratory tract infections?
Our catalog lists 10 products that may treat respiratory tract infections, based on NIH RxClass (MED-RT “may treat”) drug-classification data — not the verbatim FDA label. They're rated where FDA recall-safety data exists; the current top-rated option is bethkis.
What is the best-rated treatment for respiratory tract infections?
By our independent recall-safety rating — not an efficacy measure — bethkis ranks highest among the products we list for respiratory tract infections. Always consult a professional.
How are these treatments ranked?
By our independent score, currently based on FDA regulatory recall-safety data (the methodology blends additional sources as they come online). See the How we rate page.
What types of drugs treat respiratory tract infections?
Treatments for respiratory tract infections span FDA drug classes including aminoglycoside antibacterial, penicillin-class antibacterial. Compare every option side by side, ranked by independent rating, above.

Treatment associations are derived from NIH RxClass (MED-RT “may treat”) drug-classification data — not the verbatim FDA label. This is general reference, not medical advice — always consult a licensed professional.