BACTRIM
Brand of trimethoprim
and sulfamethoxazole
DS (double strength)
TABLETS, TABLETS AND PEDIATRIC
SUSPENSION
DESCRIPTION
Bactrim (trimethoprim
and sulfamethoxazole) is a synthetic
antibacterial combination product
available in DS (double strength)
tablets, tablets and pediatric
suspension for oral administration.
Each DS tablet contains 160mg
trimethoprim and 800mg
sulfamethoxazole plus magnesium
stearate, pregelatinized starch and
sodium starch glycolate. Each tablet
contains 80mg trimethoprim and 400mg
sulfamethoxazole plus magnesium
stearate, pregelatinized starch and
sodium starch glycolate, FD&C
Blue No. 1 lake, FD&C Yellow No.
6 lake and D&C Yellow No. 10
lake. Each teaspoonful (5mL) of the
pediatric suspension contains 40mg
trimethoprim and 200mg
sulfamethoxazole in a vehicle
containing 0.3 percent alcohol,
edetate disodium, glycerin,
microcrystalline cellulose, parabens
(methyl and propyl), polysorbate 80,
saccharine sodium, simethicone,
sorbitol, sucrose, FD&C Yellow
No. 6 FD&C Red No. 40, flavors
and water.
Trimethoprim is
2,4-diamino-5-(3,4,5
trimethoxybenzyl)pyrimidine; the
molecular formula is C14 H16
N4 O3. It is a
white to light yellow, odorless,
bitter compound with a molecular
weight of 290.3.
Sulfamethoxazole is N1-(5-methyl-3-isoxazolyl)sulfanilamide.
the molecular formula is C10
H11 N3 O3
S. It is almost white, odorless,
tasteless compound with a molecular
weight of 253.28.
Bactrim
information from Physicians' Desk
Reference (2002 edition)