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Drug

Levalbuterol

163 flagged reaction(s) · 3,797 total co-reports · max PRR 27.6
Important: Reactions below are the flagged terms from this drug’s FAERS report history (min. 3 co-reports per term) — PRR/ROR indicate disproportionality in spontaneous reporting, not causation. Data from FDA FAERS via openFDA. Last recalculated: 2026-09-14.
Reaction Co-reports (a) PRR ROR Signal
1 Impaired Quality Of Life 51 27.6 28.1 signal
2 Blood Calcium Decreased 30 20.7 20.9 signal
3 Seasonal Allergy 31 17.1 17.3 signal
4 Orthostatic Hypotension 34 15.2 15.3 signal
5 Asthma 206 14.3 15.4 signal
6 Chronic Obstructive Pulmonary Disease 87 13.0 13.4 signal
7 Acute Respiratory Failure 29 11.8 11.9 signal
8 Infusion Site Pain 18 11.0 11.0 signal
9 Respiratory Tract Infection 32 9.6 9.7 signal
10 Sedation 32 9.5 9.6 signal
11 Sputum Discoloured 11 9.0 9.1 signal
12 Candida Infection 19 8.9 8.9 signal
13 Productive Cough 48 7.9 8.0 signal
14 Iron Deficiency Anaemia 9 7.6 7.6 signal
15 Secretion Discharge 12 7.5 7.6 signal
16 Brain Fog 14 7.5 7.5 signal
17 Upper Respiratory Tract Infection 44 7.4 7.5 signal
18 Loss Of Personal Independence In Daily Activities 44 7.2 7.3 signal
19 End Stage Renal Disease 17 7.2 7.2 signal
20 Laryngitis 10 7.2 7.2 signal
21 Bronchospasm 13 7.1 7.1 signal
22 Respiratory Tract Congestion 14 6.8 6.9 signal
23 Aphonia 12 6.7 6.7 signal
24 Flank Pain 8 6.6 6.7 signal
25 Bacteraemia 10 6.6 6.6 signal
26 Oxygen Saturation Decreased 46 6.4 6.5 signal
27 Vitamin D Deficiency 8 6.4 6.4 signal
28 Bronchitis 61 6.4 6.5 signal
29 Sinus Congestion 11 6.3 6.3 signal
30 Depressed Level Of Consciousness 32 6.3 6.4 signal
31 Sinusitis 83 6.3 6.4 signal
32 Ear Infection 21 6.1 6.2 signal
33 Dysphonia 46 6.1 6.2 signal
34 Wheezing 46 6.0 6.1 signal
35 Oral Candidiasis 10 6.0 6.0 signal
36 Illness 76 5.9 6.0 signal
37 Haemoptysis 21 5.8 5.9 signal
38 Sleep Disorder Due To A General Medical Condition 12 5.8 5.8 signal
39 Aspiration 8 5.7 5.8 signal
40 Small Intestinal Obstruction 9 5.7 5.7 signal
41 Supraventricular Tachycardia 7 5.7 5.7 signal
42 Pharyngeal Swelling 7 5.7 5.7 signal
43 Chronic Kidney Disease 56 5.7 5.8 signal
44 Pneumonia 234 5.6 6.1 signal
45 Cognitive Disorder 33 5.5 5.6 signal
46 Pneumothorax 11 5.4 5.4 signal
47 Viral Infection 22 5.1 5.2 signal
48 Decreased Activity 7 5.1 5.1 signal
49 Device Delivery System Issue 17 5.1 5.1 signal
50 Hepatic Encephalopathy 6 5.0 5.0 signal
51 Dyspnoea Exertional 24 5.0 5.0 signal
52 Impaired Gastric Emptying 8 4.9 4.9 signal
53 Dermatitis Contact 7 4.8 4.8 signal
54 Heart Rate Increased 61 4.8 4.9 signal
55 Dyspnoea 348 4.8 5.3 signal
56 Cough 171 4.7 5.0 signal
57 Insurance Issue 9 4.7 4.7 signal
58 Pulmonary Mass 9 4.7 4.7 signal
59 Sinus Disorder 12 4.7 4.7 signal
60 Renal Injury 18 4.7 4.7 signal
61 Throat Tightness 16 4.6 4.6 signal
62 Covid-19 Pneumonia 7 4.6 4.6 signal
63 Respiratory Distress 16 4.5 4.5 signal
64 Oral Herpes 11 4.4 4.4 signal
65 Throat Irritation 25 4.3 4.4 signal
66 Paraesthesia Oral 8 4.3 4.3 signal
67 Balance Disorder 48 4.3 4.4 signal
68 Leukocytosis 10 4.3 4.3 signal
69 Pulmonary Arterial Hypertension 8 4.3 4.3 signal
70 Rib Fracture 11 4.2 4.2 signal
71 Respiratory Disorder 16 4.1 4.2 signal
72 Oropharyngeal Pain 49 4.1 4.2 signal
73 Pulmonary Hypertension 11 4.1 4.1 signal
74 Seizure 60 4.1 4.1 signal
75 Product Taste Abnormal 7 4.0 4.1 signal
76 Tachypnoea 7 4.0 4.0 signal
77 Therapeutic Product Effect Incomplete 36 4.0 4.0 signal
78 Oral Discomfort 7 3.9 3.9 signal
79 Mobility Decreased 36 3.9 3.9 signal
80 Bladder Disorder 5 3.9 3.9 signal
81 Wrist Fracture 6 3.9 3.9 signal
82 Emphysema 5 3.8 3.8 signal
83 Sneezing 11 3.8 3.8 signal
84 Eyelid Ptosis 5 3.8 3.8 signal
85 Initial Insomnia 5 3.8 3.8 signal
86 Ear Discomfort 5 3.8 3.8 signal
87 Hospitalisation 74 3.8 3.9 signal
88 Product Odour Abnormal 5 3.7 3.7 signal
89 Petechiae 5 3.7 3.7 signal
90 Chest Discomfort 49 3.7 3.8 signal
91 Intentional Dose Omission 13 3.7 3.7 signal
92 Electrocardiogram Qt Prolonged 17 3.7 3.7 signal
93 Hypoaesthesia Oral 7 3.6 3.6 signal
94 Pharyngitis Streptococcal 5 3.6 3.6 signal
95 Clostridium Difficile Infection 10 3.6 3.6 signal
96 Nasal Congestion 27 3.6 3.6 signal
97 Pulmonary Thrombosis 5 3.6 3.6 signal
98 Nerve Compression 4 3.4 3.4 signal
99 Covid-19 76 3.3 3.4 signal
100 Macular Degeneration 5 3.3 3.3 signal
101 Feeling Jittery 8 3.3 3.3 signal
102 Spinal Operation 5 3.2 3.2 signal
103 Inability To Afford Medication 4 3.2 3.2 no signal
104 Spinal Fracture 8 3.1 3.1 signal
105 Salivary Hypersecretion 4 3.1 3.1 no signal
106 Eye Discharge 4 3.0 3.0 no signal
107 Therapy Interrupted 27 3.0 3.1 signal
108 Product Use Complaint 6 3.0 3.0 signal
109 Knee Arthroplasty 8 3.0 3.0 signal
110 Anaphylactic Reaction 21 3.0 3.0 signal
111 Cardiac Failure Congestive 31 3.0 3.0 signal
112 Lung Infection 6 3.0 3.0 signal
113 Transfusion 4 3.0 3.0 no signal
114 Body Height Decreased 4 2.9 2.9 no signal
115 Product Dose Omission Issue 104 2.8 2.9 signal
116 Blindness Unilateral 5 2.8 2.8 no signal
117 Upper Limb Fracture 7 2.7 2.7 signal
118 Internal Haemorrhage 4 2.7 2.7 no signal
119 Incorrect Product Administration Duration 7 2.7 2.7 signal
120 Eye Pruritus 11 2.6 2.6 signal
121 Product Packaging Issue 3 2.5 2.5 no signal
122 Eye Inflammation 3 2.5 2.5 no signal
123 Complication Associated With Device 4 2.3 2.4 no signal
124 Mood Altered 8 2.3 2.3 signal
125 Needle Issue 8 2.2 2.2 no signal
126 Product Substitution Issue 16 2.2 2.2 signal
127 Product Packaging Quantity Issue 3 2.1 2.1 no signal
128 Dry Skin 36 2.1 2.1 signal
129 Therapeutic Response Shortened 8 2.0 2.0 no signal
130 Eye Irritation 14 2.0 2.0 no signal
131 Multiple Fractures 4 1.9 1.9 no signal
132 Intraocular Pressure Increased 3 1.8 1.8 no signal
133 Injection Site Rash 7 1.8 1.8 no signal
134 Product Dispensing Error 5 1.8 1.8 no signal
135 Product Dose Omission 15 1.8 1.8 no signal
136 Psoriatic Arthropathy 9 1.7 1.7 no signal
137 Exposure Via Skin Contact 5 1.7 1.7 no signal
138 Dermatitis Atopic 11 1.7 1.7 no signal
139 Injection Site Mass 8 1.7 1.7 no signal
140 Device Malfunction 14 1.6 1.6 no signal
141 Pancreatic Carcinoma 6 1.6 1.6 no signal
142 Accidental Underdose 3 1.6 1.6 no signal
143 Injection Site Warmth 4 1.5 1.5 no signal
144 Product Quality Issue 26 1.5 1.5 no signal
145 Drug Dose Omission By Device 14 1.4 1.4 no signal
146 Circumstance Or Information Capable Of Leading To Medication Error 6 1.4 1.4 no signal
147 Device Use Issue 3 1.3 1.3 no signal
148 Syringe Issue 3 1.3 1.3 no signal
149 Lung Neoplasm Malignant 7 1.3 1.3 no signal
150 Skin Burning Sensation 12 1.3 1.3 no signal
151 Drug Abuse 14 1.3 1.3 no signal
152 Product Storage Error 14 1.3 1.3 no signal
153 Injection Site Reaction 11 1.2 1.2 no signal
154 Device Issue 13 1.2 1.2 no signal
155 Injection Site Swelling 11 1.1 1.1 no signal
156 Product Complaint 3 0.9 0.9 no signal
157 Injection Site Pain 36 0.9 0.9 no signal
158 Breast Cancer Female 3 0.9 0.9 no signal
159 Injection Site Pruritus 7 0.8 0.8 no signal
160 Device Breakage 4 0.8 0.8 no signal
161 Device Use Error 3 0.7 0.7 no signal
162 Wrong Technique In Device Usage Process 4 0.7 0.7 no signal
163 Bladder Cancer 3 0.4 0.4 no signal