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antibioticos macrolidos - Farmacologia Virtual

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ANTIBIOTICOS MACROLIDOS<br />

• Bacteriostaticos --- bactericidas.<br />

• Eritromicina 1952.<br />

• Alternativa en pctes alergicos a penicilina.<br />

• Usos: infecciones respiratorias, de piel y tejidos<br />

blandos. ITS (Chlamydia y chancroide), pero…no<br />

activ N. gonorrhoeae, H. influenza. Px en Ruptura<br />

prematura de membranas (250 mg c/6h x7d o<br />

hasta parto).<br />

• Pero…Absorcion G-I erratica, vida ½ corta,<br />

niveles sanguineos bajos e inestabilidad en medio<br />

acido=penicilinas.

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