Hives (Urticaria): Causes & Treatment

Brief overview Causes and risk factors: Excessive histamine release, cause not always known, various triggers possible, e.g. allergies and intolerances, infections, physical or chemical stimuli, UV light. Therapy: Mostly anti-histamines, in more severe cases cortisone, if necessary leukotriene antagonists, immune suppressants, drugs against triggering infections, supportive measures such as cooling, ointments etc. Symptoms: wheals and … Hives (Urticaria): Causes & Treatment

Cat Allergy

Symptoms A cat allergy manifests itself similarly to hay fever. Possible symptoms include an allergic rhinitis, sneezing, coughing, asthma, shortness of breath, wheezing, allergic conjunctivitis, eye watering, hives, dermatitis, rash when scratching, and itching. Complications include the development of asthma and chronic sinusitis. Patients often suffer from other allergies. Causes The cause is type 1 … Cat Allergy

Peanut Allergy

Symptoms Peanut allergy most commonly affects the skin, digestive tract, and respiratory system. Possible symptoms include: Rhinitis, stuffy nose Itching Hives Skin redness Swelling, angioedema Nausea and vomiting Abdominal cramps Diarrhea Cough, whistling breathing Tightness in the throat, larynxoedema. Voice changes Peanuts are among the food allergens that most commonly cause severe anaphylactic reactions, which … Peanut Allergy

Azelastine

Products Azelastine is available as a nasal spray and in eye drop form (eg, Allergodil, Dymista + fluticasone, generics). It has been approved in many countries since 1994. Structure and properties Azelastine (C22H24ClN3O, Mr = 381.9 g/mol) is present in drugs as azelastine hydrochloride, a white to almost white crystalline powder. It is a phthalazinone … Azelastine

Newborn Rash

Symptoms Neonatal rash manifests as a patchy, urticarial rash with central vesicles, papules, or pustules, often occurring in the first few days to weeks after birth. The face, trunk, extremities, and buttocks are most commonly affected, with the palms of the hands and soles of the feet usually left out. Otherwise, no other symptoms are … Newborn Rash

Skin Rash under Amoxicillin

Symptoms A skin rash may occur during or a few days after taking the penicillin antibiotic amoxicillin. Other beta-lactam antibiotics may also cause it. The typical drug exanthema occurs over large areas on the trunk, arms, legs, and face. The full-blown appearance develops in one to two days. The appearance may resemble a rash in … Skin Rash under Amoxicillin

Mosquito Bites

Symptoms Possible symptoms after a mosquito bite include local reactions such as: Itching Wheal formation, swelling, induration Redness, feeling of warmth Inflammation Due to the skin lesion, there is a risk of infection. Usually mosquito bites are self-limiting and disappear after a few days on their own. However, a mosquito bite can also cause swelling … Mosquito Bites

Causes of Hives

Hives, swelling, intense itching and redness: Under a spontaneous urticaria (hives), every fourth person suffers at least once in his life, and 800,000 Germans suffer from the chronic form. The triggers of the often agonizing skin disease are manifold, and in some patients the causative agent is not found at all. What are the differences … Causes of Hives

Thiazide Diuretics

Products Thiazide diuretics are commercially available in tablet form. Chlorothiazide (Diuril) and the closely related and more potent hydrochlorothiazide were the first of this group to enter the market in the 1950s (Switzerland: Esidrex, 1958). However, other related thiazide-like diuretics are available (see below). In English, we speak of (thiazide diuretics) and (thiazide-like diuretics). Numerous … Thiazide Diuretics

Thiopental

Products Thiopental is commercially available as an injectable (generic). It has been approved in many countries since 1947. Structure and properties Thiopental (C11H18N2O2S, Mr = 242.3 g/mol) is present in the drug as thiopental sodium, a yellowish white, hygroscopic powder that is readily soluble in water. It is a lipophilic thiobarbiturate identical to pentobarbital except … Thiopental

Promethazine

Products In many countries, drugs containing promethazine are currently no longer on the market. The last product to be withdrawn from the market was Rhinathiol promethazine with the expectorant carbocisteine on January 31, 2009. However, medicines are still available in many countries. The original drug is Phenergan. Promethazine was developed in the 1940s at Rhône-Poulenc, … Promethazine

Antiallergics

Products Anti-allergy medications are available in numerous dosage forms. These include tablets, capsules, solutions, suspensions, nasal sprays, eye drops, inhalation preparations, and injectables. Structure and properties Antiallergic drugs do not have a uniform chemical structure. However, several groups within the class can be identified (see below). Effects Antiallergic drugs have antiallergic, antiinflammatory, immunosuppressive, antihistamine, and … Antiallergics