| 摘要 |
PCT No. PCT/FI93/00016 Sec. 371 Date Sep. 14, 1994 Sec. 102(e) Date Sep. 14, 1994 PCT Filed Jan. 18, 1993 PCT Pub. No. WO93/13795 PCT Pub. Date Jul. 22, 1993The invention concerns medical use, a medical method and a pharmaceutical preparation. The invention allows the action of beta -lactam antibiotics to be targeted and their side effects to be reduced by inactivation of part of the antibiotic in a desired section of the digestive tract distal to the stomach by administering, separately from or simultaneously with antibiotic, and enzyme, such as beta -lactamase, which breaks down said antibiotic.
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