A1,
A2,
B,
C1,
C2,
D,
E,
F,
G-H,
I-K,
L,
M,
N,
O,
P1,
P2,
Q-R,
S,
T,
U-V,
W-Z
Neosporin Online, Description, Chemistry, Ingredients - Neomycin and Polymyxin
Neosporin Online, Description, Chemistry, Ingredients - Neomycin and Polymyxin
DESCRIPTION
NEOSPORIN Ophthalmic Ointment (neomycin and polymyxin B sulfates
and bacitracin zinc ophthalmic ointment) is a sterile antimicrobial ointment
for ophthalmic use. Each gram contains: neomycin sulfate equivalent to 3.5 mg
neomycin base, polymyxin B sulfate equivalent to 10,000 polymyxin B units, bacitracin
zinc equivalent to 400 bacitracin units, and white petrolatum, q.s.
Neomycin sulfate is the sulfate salt of neomycin B and C, which
are produced by the growth of Streptomyces fradiae Waksman (Fam. Streptomycetaceae).
It has a potency equivalent of not less than 600 µg of neomycin standard per
mg, calculated on an anhydrous basis.
Polymyxin B sulfate is the sulfate salt of polymyxin B1
and B2 , which are produced by the growth of Bacillus polymyxa (Prazmowski)
Migula (Fam. Bacillaceae). It has a potency of not less than 6,000 polymyxin
B units per mg, calculated on an anhydrous basis.
Bacitracin zinc is the zinc salt of bacitracin, a mixture of
related cyclic polypeptides (mainly bacitracin A) produced by the growth of
an organism of the licheniformis group of Bacillus subtilis var Tracy. It has
a potency of not less than 40 bacitracin units per mg.
top
