What Should I Do If I Miss a Dose?If you do not take your Bactrim DS as scheduled, take your missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take a double dose of the medication. Try not to miss doses, as this increases the risk of developing an antibiotic-resistant infection.
Available StrengthsBactrim DS tablets contain 800 mg of sulfamethoxazole and 160 mg of trimethoprim per tablet. This is exactly twice as much of the active ingredients compared to regular Bactrim (400 mg of sulfamethoxazole and 80 mg of trimethoprim).
How Should Bactrim DS Be Stored?Store this medication at room temperature, away from moisture and heat. Make sure to keep it in an airtight container. Keep this and all medications out of the reach of children.
Generic Availability of Bactrim DSCurrently, this medication is available in generic form (see Generic Bactrim for more information).