Risks of non sedating antihistamines
These symptoms don’t usually require medical treatment, and may subside as your body adjusts to the medication.Even so, check with a doctor if you have side effects.Severe symptoms like rapid heart rate, tightness in the chest, or convulsions require a visit to the emergency room. Some antihistamines can interact with other drugs you take.If you don’t know whether it’s safe to combine an antihistamine with another medication, speak with a doctor or pharmacist.
These include mild nausea, dizziness, vomiting, diarrhea, and stomach pain.
There have been reports of death due to antihistamine toxicity.
These include accidental overdoses and intentional misuse.
Stimulation of these receptors can lead to conditions such as a skin rash or inflammation, a narrowing of the airways (bronchoconstriction), hay fever, or motion sickness.
Histamine-1 receptors are also found in the brain and spinal cord, and stimulation of these receptors makes you more awake and alert.
Interactions with other drugs are more common with first-generation antihistamines compared with second-generation antihistamines.