It happens that with allergies completely pawns the nose, but antihistamines do not help at all. In this case, decongestants are used.
Mechanism of action of decongestantsthe following: with allergies, the skin of the nose swells. Decongestants reduce bloated blood vessels and tissues, which results in relief. However, they do not eliminate sneezing and itching.
Decongestants can be in the form of tablets, liquids, drops for the nose, as well as nasal spray. Most of them are available without a prescription. Basic decongestants:
- Afrin, Vicks Active Synex (oxymetazoline).
- Sudafed (phenylephrine).
- Sudafed PE (pseudoephedrine).
Some decongestants (based on pseudoephedrine), over-the-counter, can be found outside of pharmacies.
Many drugs combine antihistamine and decongestant, such medicines include: Allegra D, Benadryl, Claritin, Zirtek.
Do not use nasal sprays for more than three days, as they can adversely affect the mucosa causing even more nasal congestion.
Before you buy a decongestant, consult a doctor if you have the following diseases:
- High blood pressure (uncontrolled).
- Heart diseases.
- Problems with the thyroid gland.
- Enlarged prostate.
Some decongestants have side effectseffects in the form of feelings of irritation and sleep disorders. If you experience side effects, you should reduce your intake of caffeine or even give it up. If this does not help, then it is necessary to stop receiving them. Nasal sprays are less likely to cause side effects, because they are taken short-term.