 Spines can be removed by using adhesive tape over the infected area to pull out the spines, with a new piece of tape used for each treatment.Symptoms can be mild or severe and can last between a few hours to a few days depending on the sensitivity of those infected and can be relieved through prescribed medication on a case-by-case basis.Some of the symptoms include headaches, conjunctivitis, difficulty breathing, gastrointestinal symptoms, asthma complications, anaphylactic shock and hemorrhaging.