Zika Fever

Symptoms Possible symptoms of Zika fever include fever, feeling sick, a rash, muscle and joint pain, headache, and conjunctivitis. The illness is usually benign and lasts a few days to a week (2 to 7 days). An asymptomatic course is common. Guillain-Barré syndrome may rarely occur as a complication. If a pregnant woman is infected, … Zika Fever

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

Insect Bites

Symptoms Three different main courses can be distinguished: 1. A mild, local reaction manifests as burning, pain, itching, redness of the skin, and formation of a large wheal. The symptoms improve within 4-6 hours. 2. in a moderately severe course, there is a more severe local reaction, with symptoms such as reddening of the skin … Insect Bites

West Nile Virus

Symptoms The majority of patients (approximately 80%) are asymptomatic or develop only mild symptoms. Approximately 20% experience flu-like symptoms (West Nile fever) such as fever, headache, feeling sick, nausea, vomiting, muscle aches, and skin rashes. Other symptoms such as conjunctivitis, hepatitis, movement disorders or confusion are possible. Less than 1% develop neuroinvasive disease with meningitis, … West Nile Virus

Repellents

Products Repellents are mostly used in the form of sprays. In addition, lotions, creams, wristbands and evaporators, for example, are also commercially available. Effects Repellents have insect and/or mite repellent properties, meaning they prevent biting or being bitten by parasites such as mosquitoes and ticks, as well as biting insects such as wasps. The products … Repellents

Antihistamines for Allergies

Products Antihistamines are often taken in the form of tablets. In addition, drops, solutions, lozenges, capsules, gels, creams, eye drops, nasal sprays, and injectable solutions are also available, among others. The first active ingredient from this group was phenbenzamine (Antergan), developed in France in the 1940s. It is no longer commercially available today. Structure and … Antihistamines for Allergies

Chikungunya

Symptoms Chikungunya manifests itself after an incubation period of 1-12 days in high fever, chills, headache, sensitivity to light, rash, and severe muscle and joint pain. The duration of illness is 1-2 weeks. Serious complications and a fatal outcome are rarely possible. Pain in various joints characterizes the disease and may persist for months to … Chikungunya

Mepyramine

Products Mepyramine is commercially available as a gel, an external solution, and a spray. It is found exclusively in combination products, for example, Stilex and Parapic. Structure and properties Mepyramine (C17H23N3O, Mr = 285.38 g/mol) is present in drugs as mepyramine maleate, a white to slightly yellowish powder that is very soluble in water. It … Mepyramine

Ross River Virus

Symptoms Possible symptoms of the disease include: Fever, chills Muscle pain Headache Fatigue, weakness, feeling of sickness Bilateral joint pain and joint inflammation with redness and swelling (monoarthritis to polyarthritis). They often affect the peripheral joints of the hands, feet and knees. Maculopapular rash, especially on the trunk and extremities. Joint symptoms can last for … Ross River Virus

Itch

Physiological background Itch results from activation of specialized afferent unmyelinated C fibers in the skin. These fibers are anatomically identical to those that conduct pain but differ in function and stimulus transmission to the brain. They contain a number of receptors such as histamine receptors, PAR-2, endothelin receptor, and TRPV1, and mediators such as histamine, … Itch