.

Likewise, people ask, what happens if you use Afrin too much?

Do not use in larger or smaller amounts or for longer than recommended. Using the medication too long or too often may worsen your symptoms or cause nasal congestion to clear up and come back. Call your doctor if your symptoms do not improve after 3 days of treatment.

Secondly, can Afrin cause cancer? Indeed, the acid in his Afrin was beta propiolactone, a chemical normally used in controlled experiments to sterilize bacteria. The chemical came with a warning: It had been found to cause cancer in animals, and humans were warned not to ingest it or let it touch the skin.

Considering this, what are the side effects of Afrin nasal spray?

Afrin Side Effects

• Blurred vision.
• fast, irregular, or pounding heartbeat.
• headache, dizziness, drowsiness, or lightheadedness.
• high blood pressure.
• increase in runny or stuffy nose.
• nervousness.
• trembling.
• trouble in sleeping.

Is using Afrin once a day safe?

"Afrin is safe and effective when used for three days," said a spokeswoman for its maker, Schering-Plough. "We do not support extended use of this product." Though it is not entirely clear why, the blood vessels in the nasal lining quickly become tolerant to the drugs' shrinking effects.