Antispasmodic: A spasm in the respiratory system can make you suffer from breathing troubles, congestion and exhausting coughs while muscular spasm gives cramps and muscle pulls, which are very painful. Spasms in the digestive system (intestines) can cause vomiting and pulling aches in the stomach and intestines while a spasm in the nervous system can result in nervous afflictions and convulsions. There are a number of treatments, but one that is herbal and has no adverse side effects is mandarin essential oil. Just a few drops and the spasm will be cured.