Making a cream or massage oil using camphor, menthol, and eucalyptus works great to help relax coughing when applied to your chest and throat, relax sore muscles, and may also diminish joint pain.
Suggested Citation: "Appendix F: Adverse Events Table." National Academies of Sciences, Engineering, and Medicine. 2020. Compounded Topical Pain Creams: Review of Select Ingredients for Safety, ...