Zivac 500 Injection is an antibiotic used to treat various types of bacterial infections. It is effective in most infections of the respiratory tract, ear, nose, throat, skin, and eye in adults and children. It may also be effective in some sexually transmitted diseases like gonorrhea. Zivac 500 Injection is also used to treat infections of the pelvic area and reproductive tract in women. It is a broad-spectrum type of antibiotic effective in killing many types of gram-positive bacteria, some types of gram-negative bacteria, and other microorganisms. This medicine is given by drip or by direct injection into a vein, under the supervision of a healthcare professional. Precise dosage and duration of treatment will be decided by your doctor based on your underlying condition and response to therapy. Do not skip any doses and finish the full course of treatment even if you feel better. Stopping the medicine too early may lead to the infection returning or worsening.Commonly seen side effects with this medicine include vomiting, nausea, stomach pain, and diarrhea. Some people may also develop pain, swelling, or redness at the site of injection occasionally. These are usually temporary and subside with the completion of treatment.  Consult your doctor if you find these side effects worry you or persist for a longer duration.Inform your doctor if you have any previous history of allergy or heart problems before taking this medicine. Pregnant or breastfeeding women should consult their doctor before using this medicine.