What is HBR in cough syrup?

Related questions

1. What is HBR chemistry?
2. What type of bond is HBr?
3. What HBR means?
4. Does HBr have hydrogen bonding?
5. What is HBr article?
6. What is HBR formula?
7. Is Harvard Business Review a journal or a magazine?
8. Is HBr polar?
9. What does HBR stand for in cough syrup?
10. Is HBr linear?

Tags

1. #allergies
2. #runny
3. #sneezing
4. #watery
5. #suppressant
6. #itching
7. #cough
8. #combination
9. #caused
10. #colds
11. #itchy
12. #syrup
13. #treat
14. #antihistamine
15. #dextromethorphan
16. #hydrobromide
17. #promethazine