For nasal use only. Upon initial use, you will experience a powerful sensation which lasts a few seconds. This sensation is inherent to the process that allows the capsaicin to work. Temporary discomfort such as burning, stinging, sneezing, or an increase in nasal discharge may result. Ask a doctor before use if you have: asthma or allergies to any of the ingredients; ever had any medical procedures relating to your nose or sinuses, or you're susceptible to nose bleeds. When using this product: avoid contact with eyes (In case of accidental contact with eyes, flush with water [and immediately seek professional help]); the use of this container by more than one person may spread infection. Stop use and ask a doctor if symptoms persist more than two weeks or worsen, or if you experience dizziness or heart palpitations. If pregnant or breast-feeding, ask a health care professional before use. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away. Safety sealed: Do not use if printed tamper-resistant seal around the bottle is broken or missing.