Praminal Injection (Pridinol Mesylate)

Adult administration

Adults: Administer 2㎎ of pridinol mesylate once daily by intramuscular or intravenous injection. Adjust the dose as appropriate according to age and symptoms.

This medication is an injectable ampoule, and care should be taken as glass fragments may mix in when opening the vial. Special care is needed when using it for children or elderly individuals. This medication should not be used by certain patients. For example, it should not be administered to individuals who are allergic to this drug, glaucoma patients, patients with difficulty urinating due to prostate hypertrophy, patients with severe heart disease, patients with intestinal obstruction or megacolon, patients with acute pulmonary edema, patients with tachycardia, patients with severe atherosclerosis, and patients with narrowed gastrointestinal passages. Patients with weakened liver or kidney function should be more cautious when using this medication. This drug may cause allergic reactions such as skin rashes or hives, and in severe cases, anaphylaxis may occur; if such symptoms appear, usage should be stopped immediately. Additionally, symptoms of neuropsychiatric disorders such as dizziness, drowsiness, anxiety, and hallucinations may occur, and symptoms such as muscle relaxation or weakness may rarely occur. Gastrointestinal symptoms such as dry mouth, nausea, and vomiting may occur, as well as skin rashes, decreased sweating, and vision adjustment problems in the eyes. During the course of taking this medication, drowsiness or decreased concentration may occur, so driving vehicles or operating hazardous machinery should be avoided. There may be interactions when used with other medications, particularly caution is needed when used in conjunction with central nervous system depressants or certain antidepressants and dopamine antagonists. Pregnant women or women who may become pregnant should carefully consider the benefits and risks before using this medication, and it is advisable for nursing mothers not to use this medication as it may be excreted in breast milk. For children and the elderly, the safety of this drug has not been adequately confirmed or physical function may be impaired, so dosage should be adjusted or used with caution. This medication is used as an injection only when oral administration is impossible, and when given intravenously, it should be mixed with saline or dextrose injection and administered slowly, with the patient lying on their side during the injection.

• Rash
• urticaria
• anaphylactic symptoms
• shock-like symptoms
• dizziness
• staggering
• syncope
• drowsiness
• anxiety
• hallucinations

This medication may be sensitive to light, so it should be stored in a light-protected container. Additionally, avoid storing the medication in excessively hot or cold conditions; it is best stored at normal room temperature.

Appearance

Transparent brown ampoule filled with a colorless liquid

Package unit

50 ampoules/box [(1 mL/ampoule)]