List of products in the National Drug Code with proprietary name . This medication is used to treat the symptoms that occur with certain blood disorders (porphyrias). Other treatments are recommended for trial before using hemin, also called hematin. Hemin is not a cure for porphyria. In some cases, this medication may relieve symptoms such as pain, high blood pressure, rapid heartbeat, or mental changes that may occur during an acute attack of porphyria. If you have any questions about the use of this medication, consult your doctor.