<\/span><\/h2>\nPara-aminobenzoic acid or PABA, as it is more commonly known, is a chemical found in the vitamin folic acid and also in various foods, such as grains, eggs, milk, molasses, liver, and kidney.<\/p>\n
PABA is also industrially prepared for use in sunscreens and premises anesthetic<\/span> Agents PABA was discovered to have UVB absorbing properties and in 1943 it was patented and became one of the first active ingredients to be used in sunscreen products. Although PABA and its aminobenzoic acid esters (glyceryl PABA, padimate O, and roxadimate) are all effective sunscreen agents, they are also strong sensitizing agents and can cause allergic contact. dermatitis<\/span>. Also, in the early 1980s, animal studies with PABA suggested that there may be an increased risk of cellular<\/span> UV<\/span> to damage. For these reasons, PABA is now rarely used in sunscreen products.<\/p>\nPABA is the chemical base of a group of Local anesthesia<\/span> agents These include butetamide, benzocaine, procaine, tetracaine, propoxicaine, and butacaine. Contact dermatitis allergic reactions can occur when these agents are used in individuals sensitive to PABA. Benzocaine is the most prominent sensitizer.<\/p>\n<\/span>What are the reactions to PABA? allergy<\/span>?<\/span><\/h2>\nSensitivity to PABA causes classic allergic contact dermatitis as well as photocontact dermatitis. In people allergic to PABA, sunscreens containing PABA or its esters can cause a burning or stinging sensation, especially if the product is alcohol-based. However, burning and stinging can also sometimes occur as a irritating<\/span> reaction in people with sensitive skin, even when you are not actually allergic to PABA.<\/p>\nOccasionally, the injection of local anesthetics derived from PABA to allergy sufferers can cause inflammation of the oral route. mucous membrane<\/span> (stomatitis<\/span>) at the injection site. Rarely, more severe reactions such as generalized<\/span> urticaria<\/span> or anaphylaxis<\/span> can result.<\/p>\n\n
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<\/span>Am I allergic to PABA?<\/span><\/h2>\nAllergy to PABA is diagnosed by performing special allergy tests, i.e. patch<\/span> tests with 10% of PABA in petroleum jelly.<\/p>\n<\/span>PABA allergy treatment<\/span><\/h2>\nIf you are diagnosed with a PABA allergy, avoid exposure to products that contain PABA. Treatment of PABA dermatitis can be treated like any other acute<\/span> dermatitis\/eczema<\/span>; this may include treatment with current<\/span> corticosteroids and emollients<\/span>.<\/p>\n<\/span>What should I do to avoid allergy to PABA?<\/span><\/h2>\nRead product labels and avoid products that contain PABA or any of its alternative names. Avoid related substances that you may also be allergic to. This includes sunscreen products that contain PABA esters, paraphenylenediamine (PPD) commonly found permanently hair<\/span> dyes, sulfonamides and azo dyes. Ask your pharmacist for advice and a suitable alternative. Alert your doctor and dentist to the fact that you are allergic to PABA. your dermatologist<\/span> You may have more specific advice, especially if you are very sensitive.<\/p>\n\n
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<\/span>Alternative names for PABA<\/span><\/h2>\n\n- Para-aminobenzoic acid<\/li>\n
- P-aminobenzoic acid<\/li>\n
- Aminobenzoic acid<\/li>\n
- 4-aminobenzoic acid<\/li>\n
- Para-aminobenzoate<\/li>\n
- Potassium Aminobenzoate<\/li>\n
- ABA<\/li>\n
- Ethyl dihydroxypropyl aminobenzoate<\/li>\n
- Glyceryl paraaminobenzoate<\/li>\n
- Octyl Diemthyl PABA<\/li>\n
- Padimate O<\/li>\n
- \nBacterial<\/span> Vitamin H1<\/li>\n
- Vitamin B10<\/li>\n
- Vitamin Bx<\/li>\n
- Vitamin H1<\/li>\n
- Vitamin B10<\/li>\n<\/ul>\n
<\/span>More information<\/span><\/h2>\nFormula: 4-Aminobenzoic Acid - C7 7<\/sub>H7 7<\/sub>NO2<\/sub><\/p>\nCAS number: 150-13-0<\/p>\n
Cross reactions:<\/p>\n
\n- PABA esters, e.g. glyceryl PABA, padimate O, benzocaine, procaine\n<\/li>\n
- Para-phenylenediamine (PPD)<\/li>\n
- Sulfonamides<\/li>\n
- Azo dyes<\/li>\n<\/ul>\n
Appearance: white-gray crystals<\/p>\n
Sensitizer: PABA and its esters.<\/p>\n
Patch test: PABA 10% in Vaseline<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"
\u00bfQu\u00e9 es PABA y d\u00f3nde se encuentra? El \u00e1cido paraaminobenzoico o PABA, como se lo conoce m\u00e1s com\u00fanmente, es una sustancia qu\u00edmica que se encuentra en la vitamina del \u00e1cido…<\/p>","protected":false},"author":8,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"categories":[204],"tags":[],"class_list":["post-6876","wiki","type-wiki","status-publish","format-standard","category-glosario-definiciones"],"_links":{"self":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/6876","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/types\/wiki"}],"author":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/comments?post=6876"}],"version-history":[{"count":0,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/wiki\/6876\/revisions"}],"wp:attachment":[{"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/media?parent=6876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/categories?post=6876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doctorhoogstra.com\/en\/wp-json\/wp\/v2\/tags?post=6876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}