Generated automatically from the NAFDAC register, WHO alerts and community data as of today. Not medical advice — always follow your doctor or pharmacist.
From the official U.S. FDA label for sulfamethoxazole, the active ingredient registered with NAFDAC.
To reduce the development of drug-resistant bacteria and maintain the effectiveness of sulfamethoxazole and trimethoprim tablets, USP and other antibacterial drugs, sulfamethoxazole and trimethoprim tablets, USP should be used only to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria. When culture and susceptibility information are available, they should be considered in selecting or modifying antibacterial therapy. In the absence of such data, local epidemiology and susceptibility patterns may contribute to empiric selection of therapy. …
The most common adverse effects are gastrointestinal disturbances (nausea, vomiting, anorexia) and allergic skin reactions (such as rash and urticaria). FATALITIES ASSOCIATED WITH THE ADMINISTRATION OF SULFONAMIDES, ALTHOUGH RARE, HAVE OCCURRED DUE TO SEVERE REACTIONS, INCLUDING STEVENS-JOHNSON SYNDROME, TOXIC EPIDERMAL NECROLYSIS, FULMINANT HEPATIC NECROSIS, AGRANULOCYTOSIS, APLASTIC ANEMIA AND OTHER BLOOD DYSCRASIAS (SEE WARNINGS SECTION). Hematologic Agranulocytosis, aplastic anemia, thrombocytopenia, leukopenia, neutropenia, hemolytic anemia, megaloblastic anemia, hypoprothrombinemia, methemoglobinemia, eosinophilia. …
Sulfamethoxazole and trimethoprim tablets are contraindicated in patients with a known hypersensitivity to trimethoprim or sulfonamides, in patients with a history of drug-induced immune thrombocytopenia with use of trimethoprim and/or sulfonamides, and in patients with documented megaloblastic anemia due to folate deficiency. Sulfamethoxazole and trimethoprim tablets are contraindicated in pediatric patients less than 2 months of age. …
Embryofetal Toxicity Some epidemiologic studies suggest that exposure to sulfamethoxazole and trimethoprim during pregnancy may be associated with an increased risk of congenital malformations, particularly neural tube defects, cardiovascular malformations, urinary tract defects, oral clefts, and club foot. If sulfamethoxazole and trimethoprim is used during pregnancy, or if the patient becomes pregnant while taking this drug, the patient should be advised of the potential hazards to the fetus. …
Pregnancy While there are no large, well-controlled studies on the use of sulfamethoxazole and trimethoprim in pregnant women, Brumfitt and Pursell, 10 in a retrospective study, reported the outcome of 186 pregnancies during which the mother received either placebo or sulfamethoxazole and trimethoprim. …
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Coptrine Double Strength Tablets contains Sulfamethoxazole; Trimethoprim (800 mg; 160 mg), as tablet, according to its NAFDAC registration record.
Yes. Coptrine Double Strength Tablets is listed on the NAFDAC register under registration number A11-100609, and its registration is active as of 5 November 2026.
No WHO falsified or substandard medical product alert currently matches Coptrine Double Strength Tablets in our automatically synced alert list.
Run a free authenticity scan with the NAFDAC number A11-100609, your pack's expiry date and batch number to get a Trust Score, compare the pack with the NAFDAC record (ingredient, strength, form, manufacturer), and buy only from licensed pharmacies.
To reduce the development of drug-resistant bacteria and maintain the effectiveness of sulfamethoxazole and trimethoprim tablets, USP and other antibacterial drugs, sulfamethoxazole and trimethoprim tablets, USP should be used only to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria. When culture and susceptibility information are available, th (Summarised from the official U.S. FDA label for sulfamethoxazole. Always follow your doctor or pharmacist.)
Reviews are personal experiences from RxVerify users, not medical advice. Report side effects to your doctor and to NAFDAC.