Having a flushed face right after drinking can be an indication of an alcohol allergy. The alcohol flush reaction, has been linked to an increased risk of certain types of cancer.
Many people who are allergic to alcohol experience hives after drinking. These are red, itchy skin welts that appear shortly after consuming alcohol.
When people who have both asthma and alcohol allergy, their respiratory symptoms may worsen. Up to one-third of people with asthma claim that wine aggravates their condition.
Alcohol allergies are frequently accompanied by nasal congestion or a runny nose. Alcoholic beverages trigger an allergic reaction due of the presence of histamine.
In general, alcohol is thought to raise blood pressure, although those who are allergic to or intolerant to alcohol may see their blood pressure drop.
These symptoms could be mistaken for alcohol poisoning, but they can also indicate an allergy or intolerance.
Also related with alcohol allergies are gastrointestinal issues such as stomach cramps and diarrhea, which can start shortly after having your first drink.