Chlorobutanol
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The Downside of Tear Preservatives | Your link to the world's top Dry Eye experts
Chlorobutanol. This is an alcohol- based preservative used in artificial tears and as the active ingredient in cer tain sedatives and anesthetics. It has a wide range of antimicrobial ac tion. It works by disorganizing the lipid structure of the cell membrane, increasing the permeability of the cell. In one double-blind cross-over study, however, chlorobutanol 0.5% in artificial tears was shown to cause irritation in over half of the subjects.7
C for chlorobutanol
Commonly used as a chemical preservative in cosmetic and pharmaceutical products, continuous use of this nasty, which is usually made up of chloroform and acetone, can cause skin or tissue irritation. High exposure to chlorobutanol also carries a small risk of neurotoxic side effects.
Chlorobutanol
TOXICOLOGY
Ingestion: The acute oral LD50 is 283 mg/kg in female rats and 317 mg/kg in male rats. A single dose of 177 mg/kg produced depression and debilitation, ataxis, stained fur, bloody tears and diarrhoe but no mortality in female rats. Other signs produced at higher doses included lethargy, prostration, slow respiration, salivation, lacrimation, piloerection and ano-genital stains. A single oral dose of 177 mg/kg produced depression, lethargy, glassy eyes, prostration, stained fur and piloerection but no mortality in male rats. Other signs produced at high doses included lacrimation, slow respiration, ano-genital stains and bloody tears. Single oral doses of 251 mg/kg and higher produced mortality in both male and female rats.
Testosterone Enanthate
Testosterone Enanthate injection, solution
Product Information
Product Type HUMAN PRESCRIPTION DRUG LABEL Item Code (Source) NDC:0591-3221
Route of Administration INTRAMUSCULAR DEA Schedule CIII
Active Ingredient/Active Moiety
Ingredient Name Basis of Strength Strength
Testosterone Enanthate (TESTOSTERONE) Testosterone Enanthate 200 mg in 1 mL
Inactive Ingredients
Ingredient Name Strength
CHLOROBUTANOL 5.25 mg in 1 mL
SESAME OIL
Packaging
# Item Code Package Description
1 NDC:0591-3221-26 1 VIAL, MULTI-DOSE (1 VIAL) in 1 CARTON
1 5 mL in 1 VIAL, MULTI-DOSE
Labeler - Watson Laboratories, Inc. (966714656)
Testosterone Cypionate
Testosterone Cypionate injection
Product Information
Product Type HUMAN PRESCRIPTION DRUG LABEL Item Code (Source) NDC:0143-9726
Route of Administration INTRAMUSCULAR DEA Schedule CIII
Active Ingredient/Active Moiety
Ingredient Name Basis of Strength Strength
Testosterone Cypionate (TESTOSTERONE) Testosterone Cypionate 200 mg in 1 mL
Inactive Ingredients
Ingredient Name Strength
BENZYL BENZOATE 0.2 mL in 1 mL
COTTONSEED OIL 560 mg in 1 mL
BENZYL ALCOHOL 9.45 mg in 1 mL
Packaging
# Item Code Package Description
1 NDC:0143-9726-01 10 mL in 1 VIAL