| p-aminobenzoic acid | A factor in the vitamin B complex, a part of all folic acids and required for its formation; neutralises the bacteriostatic effects of the sulfonamides since it furnishes an essential growth factor for bacteria, the utilization with which the sulfonamides interfere; used as an ultraviolet screen in lotions and creams. Synonym: paraaminobenzoic acid, vitamin Bx. Acronym: PABA (05 Mar 2000) |
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| o-aminobenzoic acid | One of the products of tryptophan catabolism. Synonym: o-aminobenzoic acid. (05 Mar 2000) |
| 4-aminobenzoic acid | <chemical> 4-aminobenzoic acid. A member of the vitamin b complex. It is also employed as a sunscreening agent. The potassium salt is used therapeutically in fibrotic skin disorders. Pharmacological action: sunscreening agents. Chemical name: Benzoic acid, 4-amino- (12 Dec 1998) |