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Side effects are dry mouth and drowsiness, especially with the first few doses. Antihistamines should not be taken by people who are driving or operating dangerous equipment. Some people have allergic reactions to antihistamines.

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Anticholinergic side effects of antihistamines include?

Anticholinergic side effects of antihistamines can include dry mouth, blurred vision, constipation, and urinary retention. These effects occur due to the blockade of acetylcholine receptors, which can impact various bodily functions. Additionally, some individuals may experience confusion or drowsiness, particularly in older adults. It's important for patients to be aware of these potential side effects when using antihistamines.


The most common side effect of antihistamines is drowsiness?

Common side effects of antihistamines are drowsiness, which is why you should never drive or operate heavy machinery when taking them, dizziness, restlessness, nervousness and upset stomach. Other side effects, which aren't as common are dry mouth, dry nose, irritability, difficulty urinating and blurred vision. In most cases, the side effects from antihistamines are barely noticeable. However, the real problem with taking these drugs is not so much from what they do to you, but from what they don't do.


If you get rare side effects from taking benadryl will that happen if you take Zyrtec?

Nothing. these antihistamines are different structurally


Is it safe to give an antihistamine to a baby?

It is not safe to give antihistamines to babies without consulting a doctor first. Antihistamines can have serious side effects in infants and should only be given under medical supervision.


Do antihistamines have an effect on neurotransmitters?

Yes, antihistamines can affect neurotransmitters, particularly by blocking the action of histamine at H1 receptors in the brain. This can lead to sedative effects, as histamine is involved in promoting wakefulness and alertness. Additionally, some antihistamines may influence other neurotransmitter systems, such as acetylcholine, which can contribute to side effects like dry mouth and drowsiness. Overall, their primary role is to alleviate allergic symptoms by counteracting histamine's effects.


What are the recommended guidelines for administering antihistamines to babies?

It is important to consult with a pediatrician before giving antihistamines to babies, as they can have serious side effects. Generally, it is recommended to avoid giving antihistamines to babies under 6 months old, and to use caution and follow dosage instructions for older babies.


Can breastfed baby be affected if mom has hives?

If the hives are caused by mom's allergy or sensitivity - the baby should not be effected, but taking antihistamines can cause a marked, temporary decrease in breast milk and infants are especially sensitive to the effects of antihistamines (including sleepiness, restlessness, irritability) discuss the benefits and/or possible side effects with your doctor before taking antihistamines while breast feeding.


How do antihistamines affect serotonin levels in the body?

Antihistamines work by blocking the action of histamine, a chemical involved in allergic reactions. Some antihistamines can also affect serotonin levels in the body by blocking the reuptake of serotonin in the brain, leading to increased levels of serotonin. This can result in side effects such as drowsiness and changes in mood.


Do antihistamines dry up?

Yes, antihistamines can cause dryness as a common side effect. They work by blocking histamine, a substance in the body that triggers allergic symptoms, which can also lead to reduced secretions in mucus membranes. This effect can result in dry mouth, dry eyes, and dry nasal passages. It's important for individuals using antihistamines to stay hydrated and be aware of these potential side effects.


What has the author Jean-Pierre Rihoux written?

Jean-Pierre Rihoux has written: 'The allergic reaction' -- subject(s): Antihistamines, Side effects, Allergy, Immunopathology


Can you take antihistamines with duloxetine and pregabalin?

Yes, antihistamines can generally be taken with duloxetine and pregabalin, but it's essential to consult with a healthcare provider before combining these medications. Some antihistamines may cause sedation, which could be amplified by duloxetine or pregabalin. Always check for potential interactions and side effects based on your specific health profile.


What is the meaning of the word clemastine?

Clemastine is an antihistamine and anticholinergic. Clemasitine is a sedating antihistamine, but it exhibits fewer other side effects than most of the widely used antihistamines.