Ad
related to: amoxicillin and photosensitivity effect
Search results
Results From The WOW.Com Content Network
"The 3T3 Neutral Red Uptake Phototoxicity Assay (3T3 NRU PT) can be utilized to identify the phototoxic effect of a test substance induced by the combination of test substance and light. The test compares the cytotoxic effect of a test substance when tested after the exposure, then tested in the absence of exposure to a non-cytotoxic dose of ...
some prescribed medications (such as tetracycline antibiotics); and; many essential oils, perfumes and cosmetics. Ingested medications may cause systemic photosensitivity and topically applied medications, cosmetics and essential oils may lead to local (or perhaps systemic) photosensitivity.
Particular medications make the skin more sensitive to sunlight; these include most of the tetracycline antibiotics, heart drugs amiodarone, and sulfonamides. Some dietary supplements, such as St. John's Wort, include photosensitivity as a possible side effect. Particular conditions lead to increased light sensitivity.
The underlying mechanism can be immunological (such as in drug allergies) or non-immunological (for example, in photodermatitis or as a side effect of anticoagulants). A fixed drug eruption is the term for a drug eruption that occurs in the same skin area every time the person is exposed to the drug.
Drug-induced photosensitivity Photosensitive drug reaction secondary to medications may cause phototoxic, photoallergic, and lichenoid reactions, and photodistributed telangiectasias , as well as pseudoporphyria.
Light sensitivity or photosensitivity refers to a notable or increased reactivity to light. Apart from vision, human beings have many physiological and psychological responses to light. In rare individuals an atypical response may result in serious discomfort, disease, or injury. Some drugs have a photosensitizing effect.
"If you are battling cancer please don’t take [this] advice," they continued, "'Loads of sunlight' will literally burn you, because most chemo drugs (& antibiotics) cause sun sensitivity."
Many medications and conditions can cause sun sensitivity, including: Sulfa used in some drugs, among them some antibiotics, diuretics, COX-2 inhibitors, and diabetes drugs. [1] Psoralens, coal tars, photo-active dyes (eosin, acridine orange) Musk ambrette, methylcoumarin, lemon oil (may be present in fragrances) PABA (found in sunscreens)