tetracycline (redirected from Tetracyclins)

tetracycline /tet·ra·cy·cline/ (-si´klen)

1. any of a group of related broad-spectrum antibiotics, isolated from species of Streptomyces or produced semisynthetically.

2. a semisynthetic antibiotic produced semisynthetically from chlortetracycline, having the same wide spectrum of antimicrobial activity as other members of the tetracycline group; used as the base or the hydrochloride salt.

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tet·ra·cy·cline (ttr-skln, -kln)

n.

1. A yellow crystalline compound synthesized or derived from certain actinomycetes of the genus Streptomyces and used as a broad-spectrum antibiotic.

2. An antibiotic, such as oxytetracycline, having the same basic structure.

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tetracycline (te´trsī´klēn),

n an antibiotic produced by certain strains of
Streptomyces. Its administration during tooth formation may lead to intrinsic stain due to enamel discoloration that appears as brown to yellow horizontal lines.

tetracycline HCl,

n brand names: Achromycin, Achromycin V, Tetracyn;
drug class: tetracycline, broad-spectrum antibiotic;
action: inhibits protein synthesis and phosphorylation in microorganisms, bacteriostatic;
uses: syphilis, gonorrhea, lymphogranuloma venereum, rickettsial infections, acne, actinomycosis, anthrax, bronchitis, GU infections, sinusitis and many other infections.

tetracycline periodontal fiber,

n brand name: Actisite;
drug class: tetracycline, broad-spectrum antiinfective;
action: antimicrobial effect related to inhibition of protein synthesis; decreases incidence of postsurgical inflammation and edema; suppresses bacteria and acts as a barrier to bacterial entry; acts on cementum or fibroblasts to enhance periodontal ligament regeneration;
use: adjunctive treatment in adult periodontitis.

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tetracycline

an antibiotic produced by cultures of Streptomyces aureofaciens and S. rimosus. It is effective against many different microorganisms, including rickettsiae, certain viruses, and both gram-negative and gram-positive microorganisms. Preparations include chlortetracycline hydrochloride (Aureomycin), oxytetracycline hydrochloride (Terramycin), tetracycline hydrochloride (Achromycin), and demethylchlortetracycline (Declomycin). Administration of these compounds is associated with pigmentation of developing teeth and bones, and in horses with a severe colitis.

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tetracycline stain

discoloration of dentine and enamel caused by systemic treatment with tetracycline during dental development; usually yellow to brown or green to gray.