Methylprednisolone generic name is Methylprednisolone Sodium Succinate, after using Methylprednisolone Sodium Succinate 40mg, a rapid heartbeat and breathing should be seen immediately, and your doctor may choose to discontinue the drug or adjust the dose. Methylprednisolone Sodium Succinate is a synthetic glucocorticoid, mainly used in the treatment of rheumatic diseases, dermatological diseases, allergic diseases, etc.; after the use of this medication, cardiac arrhythmia, rapid heartbeat, high blood pressure, accelerated respiration, nausea, vomiting, peripheral edema, fatigue, dizziness, headache and other discomforts; thus, prompt medical attention is required. Usually it is contraindicated in patients with systemic mycobacterial infections, the use of live or live attenuated vaccines in patients undergoing treatment with Methylprednisolone Sodium Succinate is prohibited, and allergy to the components of the drug is contraindicated. Methylprednisolone sodium succinate should be used with caution in patients with diabetes, hypertension, and a history of mental illness; children, pregnant and lactating women, and the elderly should use the drug under medical supervision. To summarize, in the process of using Methylprednisolone Sodium Succinate treatment, the emergence of uncomfortable symptoms, it is recommended to immediately stop the drug and timely consult a doctor for treatment.