Tag: Allergy

While hydroxyzine is commonly prescribed to alleviate pruritus, or itching, some individuals paradoxically experience this very symptom as an adverse reaction to the medication. This reaction is not a sign of the drug's intended action but may indicate an allergic response or a rare, severe skin condition.

According to major drug interaction checkers, combining cetirizine (Zyrtec) and doxylamine (found in Unisom and nighttime cold remedies) is not recommended and can significantly increase side effects such as excessive drowsiness and dizziness. This article explores why you should not take cetirizine with doxylamine, detailing the serious risks involved and offering safer alternatives.

Despite its widespread use for minor cuts, many medical professionals advise against using Neosporin on an incision site. This is primarily due to risks like allergic contact dermatitis and the potential for delayed wound healing.

According to the Mayo Clinic, high doses of folic acid can cause a bitter taste, nausea, and irritability. This is one of several reasons you might be asking, 'Why do I feel weird after taking folic acid?' and it's important to understand the potential causes, from dosage issues to metabolism problems.

While commonly prescribed to manage moderate to severe pain, tramadol can lead to various side effects, including skin reactions. Itching is a very common opioid side effect, and for those taking tramadol, a rash is also a possible side effect, with severity ranging from mild irritation to rare, life-threatening allergic reactions. It is crucial for patients to understand these potential reactions and how to respond appropriately.

While vitamin B12 is essential for nerve function and red blood cell production, rare instances of adverse skin reactions can occur, with some reports linking vitamin B12 to a rash, hives, or other skin issues. These reactions range from minor irritation to severe allergic responses and can be caused by different factors depending on the route of administration.

According to the American College of Rheumatology, prednisone, a potent corticosteroid, can start acting on inflammation within 1 to 2 hours of being taken orally. However, the time it takes for prednisone to stop the itching completely can vary depending on the severity of the condition and the individual's response.

Mild cases of hives often disappear on their own within 24 hours, but for faster relief, many turn to medication. Understanding **how long does it take for hives to go down after taking antihistamines** is key to managing these uncomfortable skin reactions and finding quicker symptom relief.

In studies using isolated rat mast cells, atenolol was shown not to liberate histamine, suggesting it does not directly increase histamine levels. However, the relationship between beta-blockers like atenolol and allergic responses is complex, involving potential impacts on the body’s overall reaction to histamine, especially in severe allergic episodes. This article explores the pharmacological evidence to clarify how atenolol affects histamine and related allergic issues.

According to clinical reports, a potential side effect of prolonged or high-dose use of corticosteroid nasal sprays is a fungal infection known as thrush. The question, **does nasal spray cause thrush?**, is most relevant for those using steroid-based treatments for chronic allergies or sinus conditions.