Dextromethorphan HBr has the effect of relieving cough by inhibiting the cough center of the central nervous system, thus producing a strong antitussive effect. It is mainly used to treat upper respiratory infections, acute and chronic bronchitis, tuberculosis, and other conditions with non-productive cough or severe dry cough and frequent cough. Common side effects include dizziness, headache, loss of appetite, and constipation.

Precautions and Usage

1. The adverse reactions of Dextromethorphan HBr are relatively mild, and most of them can resolve spontaneously. However, excessive dosage may lead to confusion, bronchospasm, and respiratory depression. It is important to use the medication under the guidance of a doctor and not to take it randomly.

2. Dextromethorphan HBr is a non-prescription antitussive drug that suppresses the cough center in the medulla oblongata to produce an antitussive effect. Its antitussive effect is equal to or slightly stronger than codeine. Therapeutic doses generally do not suppress breathing, and long-term use is not addictive or tolerant.

3. Dextromethorphan HBr tablets are non-prescription antitussive drugs with Dextromethorphan HBr as the main ingredient and auxiliary components such as sucrose, sodium benzoate, citric acid, and lemon yellow. This medication has good efficacy in treating diseases, with rapid onset, prominent effects, and relatively few side effects.