SUCOL INJECTION is used for Skeletal muscle relaxation during surgery or other medical procedures. It contains Succinylcholine Chloride. It relaxes the muscles by blocking the impulses from the nerves. It should be used with caution in patients who are allergic to muscle relaxants, have had allergies, cardiovascular disease, asthma, pulmonary impairment, burns, hyperkalemia, malignant hyperthermia, skeletal muscle myopathies, and upper motor neuron injury. So, before taking this medication, inform your doctor about all of your medical issues, sensitivities, and drugs you are using. Also, let your doctor know if you are pregnant or breastfeeding.