In a review of 202 cases
No effects - 24%
Vomiting - 66%
Respiratory complaints (cough, stridor, SOB, pneumonitis, respiratory depression) - 16%
Altered mental status - 9%
Can be profound
Eye irritation - 8%
Cause alkaline caustic eye exposure, conjunctivitis
Skin irritation - 0.5%
2nd/3rd degree chemical burns described
Fever - 0.6%
Can be profound
Cause alkaline caustic eye exposure, conjunctivitis
2nd/3rd degree chemical burns described
Red flag findings (indicate potential need for endoscopy, risk of perforation)-  stridor, excessive drooling, persistent vomiting
Laundry detergent pod ingestion
Altered Metabolism
Caustic ingestion
Aspirin 
Kratom toxicity
Benzo or alcohol withdrawal
Hymenoptera stings
Thyroid storm