1. LEWISITE L Stored only at Deseret Chemical Depot in Tooele, UT
Causes immediate pain and redness upon skin or eye contact
unlike sulfur mustards L
CA167

2. INHALATION EXPOSURE OF LEWISITE
Vapor causes immediate irritation of upper respiratory tract
May cause sneezing
In severe cases, abnormal accumulation of fluid in lungs and seepage of fluid between layers of membrane lining chest cavity
Mucous secretions are common and more likely
CA168

3. DIRECT CONTACT EXPOSURE WITH LEWISITE
Liquid Lewisite causes immediate severe pain upon contact with eyes and skin
Eyes can be severely damaged
immediate stinging pain
twitching of eye muscles
swelling of inner surface of eyelids and inflammation of iris may close eye within 1 hour
corneal damage may occur
CA169

4. DIRECT CONTACT EXPOSURE WITH LEWISITE
Eye swelling subsides within hours
Mild inflammation of eyelids may heal in few days without special treatment
Severe exposure may cause permanent injury or blindness
CA170

5. DIRECT CONTACT EXPOSURE WITH LEWISITE
Liquid Lewisite produces more severe skin lesions than sulfur mustard
Blistering over entire exposed area follows skin reddening
Deeper injury to connective tissue and muscles, greater blood vessel damage, more inflammation
Dead, gray skin will be noted within minutes after contact with liquid or vapor
CA171

6. DIRECT CONTACT EXPOSURE WITH LEWISITE
Pain is immediate
becomes deep and aching
itching and irritation persist for a day
blisters develop fully in 1/2 of time as sulfur mustard
Systemic poison to liver and kidneys
at large doses
Does not damage blood-producing tissues
CA172

7. INITIAL FIRST AID TREATMENT FOR LEWISITE EXPOSURE
Immediate decontaminate to avoid deep burns from liquid exposure
BAL ointment antidote for Lewisite no longer manufactured
CA173