Ask a doctor before use if you have - heart disease high blood pressure, thyroid disease, diabetes, trouble urinating due to an enlarged prostate gland. When using this product - do not use more than directed, do not use of more than 3 days. Use only as directed. Frequent or prolonged use may cause nasal congestion to recur or worsen. Temporary discomfort such as burning, stinging, sneezing or an increase in nasal discharge may occur. Use of this container by more than one person may spread infections. When using this product do not use more than directed, do not use for more than 3 days. Use only as directed. Frequent or prolonged use may cause nasal congestion to recur or worsen. Temporary discomfort such as burning, stinging, sneezing or an increase in nasal discharge may occur,use of this container by more than one person may spread infection. Ask a doctor before use if you have heart disease, high blood pressure, thyroid disease, diabetes, trouble urinating due to an enlarged prostate gland. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. If swallowed, get medical help or contact a poison control center right away. (1-800-222-1222). Stop use and ask a doctor if symptoms persist. Keep out of reach of children. If swallowed, get medical help or contact a poison control center right away. (1-800-222-1222). If pregnant or breast-feeding, ask a health professional before use.