Nitazoxanide tablets are antiparasitic medications that can be used as an alternative treatment for trichomoniasis, a sexually transmitted infection caused by the protozoan Trichomonas vaginalis. While nitazoxanide is more commonly prescribed for intestinal parasitic infections, such as Giardia lamblia or Cryptosporidium parvum, it has shown efficacy in treating trichomoniasis in certain cases. The drug works by interfering with the energy metabolism of anaerobic organisms, effectively eliminating the parasite. It is generally well-tolerated, with mild side effects like nausea, abdominal pain, or headache. Always consult a healthcare provider for proper diagnosis and dosage before using nitazoxanide for trichomoniasis.