aliendating com Non sedating second and third generation antihistamines

However, side effects can be a concern for older adults or people who have health problems.First-generation antihistamines may make you feel sleepy.

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This can affect your ability to drive or operate machines. Alcohol can increase the drowsiness caused by antihistamines.

Antihistamines may cause your mouth and eyes to feel dry. Second-generation antihistamines are less likely to cause these side effects.

Two types of OTC antihistamines are available: first-generation and second-generation. First-generation antihistamines are sometimes used in OTC cold medicines.

When your body is exposed to allergens (something that triggers an allergy), it makes histamines. This can cause itching, sneezing, runny nose, and watery eyes.

Antihistamines can interact with other medicines you take.

Talk to your doctor before taking a first-generation antihistamine if you take any medicines that can make you tired.For this reason, they are sometimes used to help people who have trouble sleeping (insomnia).Some common kinds you can buy over the counter include: Note: Some antihistamines are mixed with other medicines.Follow these tips to make sure you are taking the right amount of medicine: Store all medicines out of reach and out of sight of young children.Keep them in a cool, dry place so they do not lose effectiveness.Keep track of which OTC medicines you are using and when you take them.