Page last updated: 2024-08-23

piperacillin and Allergy, Drug

piperacillin has been researched along with Allergy, Drug in 40 studies

Research

Studies (40)

Timeframe	Studies, this research(%)	All Research%
pre-1990	8 (20.00)	18.7374
1990's	6 (15.00)	18.2507
2000's	8 (20.00)	29.6817
2010's	15 (37.50)	24.3611
2020's	3 (7.50)	2.80

Authors

Authors	Studies
Brockow, K; de Monestrol, I; Gülen, T; Kowalik, A; Sorjonen, K	1
Güler, N; Süleyman, A; Tamay, Z	1
Ali, FR; Fernandes, B; Madrigal-Burgaleta, R; Shafi, N; Watson, D	1
Al-Attar, Z; Earnshaw, C; French, NS; Jenkins, R; Meng, X; Naisbitt, DJ; Park, BK; Peckham, D; Whitaker, P; Yaseen, FS	1
Amali, MO; Faulkner, L; Jenkins, RE; Meng, X; Naisbitt, DJ; Park, BK; Peckham, D; Whitaker, P	1
Badillo-Corona, JA; Castrejón-Flores, JL; Domínguez-Cherit, J; Durán-Figueroa, NV; Méndez-Flores, S; Monroy-Arreola, A; Naisbitt, DJ; Watkinson, J; Whitaker, P	1
El-Ghaiesh, S; Farrell, J; Hamlett, J; Jenkins, RE; Meng, X; Monshi, MM; Naisbitt, DJ; Park, BK; Peckham, D; Pirmohamed, M; Sanderson, JP; Whitaker, P; Yaseen, FS	1
Peckham, D; Whitaker, P	1
Bellón, T; Bobolea, I; Caballero, T; Cabañas, R; Calderon, O; Fiandor, A; Herránz, P; López-Serrano, MC; Prior, N; Quirce, S; Ramirez, E	1
Amali, MO; Farrell, J; Faulkner, L; Jenkins, RE; Meng, X; Naisbitt, DJ; Park, BK; Peckham, D; Sullivan, A; Whitaker, P	1
Klaustermeyer, W; Lam, A; Randhawa, I	1
Arndt, PA; Garratty, G; Leger, RM	1
Aldoss, IT; Aster, RH; Bougie, DW; Cowley, BD; Curtis, BR; George, JN; Rousan, TA	1
Hebestreit, H; Kuhn, S; Kunzmann, S; Mayer, B; Thomas, W	1
Bellón, T; Bobolea, ID; Cabañas, R; Fiandor-Román, AM; Jurado-Palomo, J; López-Serrano, MC; Prior, N; Quirce, S	1
Jeong, MS; Seon, JK; Song, EK	1
Escudero, E; Fernández, A; Gacías, L; Linares, T; Soto, MT	1
Conway, S; Earnshaw, C; El-Ghaiesh, S; Gooi, J; Jenkins, RE; Lavergne, SN; Meng, X; Monshi, M; Naisbitt, DJ; Park, BK; Peckham, D; Pirmohamed, M; Whitaker, P	1
El-Ghaiesh, S; Elsheikh, A; Farrell, J; French, N; Jenkins, R; Meng, X; Monshi, MM; Naisbitt, DJ; Park, BK; Peckham, D; Pirmohamed, M; Whitaker, P	1
Naisbitt, D; Peckham, D; Whitaker, P	1
Arndt, PA; Chandrasekaran, V; Garratty, G; Hill, J; Kasper, M	1
Fahim, S; Jain, V; Pierscianowski, T; Victor, G	1
Alonzi, C; Gaeta, F; Romano, A; Valluzzi, RL; Viola, M	1
Brock, PG; Roach, M	1
Wilkowske, CJ; Wright, AJ	1
Matsumoto, F; Ueda, Y	1
Babin, S; Blessing-Moore, J; Hsu, YP; Lewiston, NJ; Moss, RB	1
Hewitt, WL; Murphy, W; Winston, DJ; Young, LS	1
Caldwell, DR; George, WJ; Johnson, AP; Lertora, JJ; Woo, FL	1
Behbahani, R; Kostman, JR	1
Hattori, H; Kato, M; Nomura, M; Wagai, N; Yamaguchi, F	1
Francis, JL; Henry, RL; Wills, R	1
Kakizaki, Y; Sugimoto, K; Tanaka, H; Tateyama, T; Waga, S; Yokoyama, M	1
Amoh, Y; Inoue, K; Kubota, Y; Matsumoto, T; Miyazaki, H; Watanabe, T; Yanagitani, S; Yoshida, K	1
Adesi, FB; Di Fonso, M; Romano, A; Venuti, A; Viola, M	1
Andriolo, M; Artesani, MC; Di Fonso, M; Pettinato, R; Romano, A; Viola, M	1
Moss, RB	1
Itoh, M; Matsui, K; Okamura, H; Tohya, T	1
De Jongh, CA; Drusano, GL; Finley, RS; Joshi, JH; Moody, MR; Newman, KA; Salvatore, PC; Schimpff, SC; Tenney, JH; Thompson, BW	1

Reviews

4 review(s) available for piperacillin and Allergy, Drug

Article	Year
Drug induced complications; can we do more? Journal of cystic fibrosis : official journal of the European Cystic Fibrosis Society, 2013, Volume: 12, Issue:6 Topics: Administration, Inhalation; Adrenal Cortex Hormones; Aminoglycosides; Anti-Bacterial Agents; Comorbidity; Coronary Disease; Cystic Fibrosis; Diabetes Complications; Diabetes Mellitus; Disease Progression; Drug Hypersensitivity; Exocrine Pancreatic Insufficiency; Humans; Hypoglycemic Agents; Intestines; Magnetic Resonance Imaging; Microbiota; Patient Compliance; Piperacillin	2013
Nonimmediate β-lactam reactions in patients with cystic fibrosis. Current opinion in allergy and clinical immunology, 2012, Volume: 12, Issue:4 Topics: Anti-Bacterial Agents; Ceftazidime; Cell Proliferation; Cystic Fibrosis; Desensitization, Immunologic; Drug Hypersensitivity; Humans; Male; Piperacillin; Skin Tests; T-Lymphocytes	2012
Piperacillin-tazobactam-induced drug hypersensitivity syndrome. Cutis, 2006, Volume: 77, Issue:6 Topics: Adult; Anti-Bacterial Agents; Drug Hypersensitivity; Education, Medical, Continuing; Female; Humans; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination	2006
[Current antibiotics series I: Piperacillin]. The Japanese journal of antibiotics, 1983, Volume: 36, Issue:4 Topics: Adolescent; Adult; Animals; Bacterial Infections; Child; Child, Preschool; Dogs; Drug Hypersensitivity; Escherichia coli; Humans; Infant; Klebsiella; Mice; Middle Aged; Penicillin Resistance; Penicillins; Piperacillin; Rats; Respiratory Tract Infections; Serratia; Staphylococcus aureus; Streptococcus pneumoniae; Streptococcus pyogenes; Urinary Tract Infections; Vomiting	1983

Trials

2 trial(s) available for piperacillin and Allergy, Drug

Article	Year
Sensitization to aztreonam and cross-reactivity with other beta-lactam antibiotics in high-risk patients with cystic fibrosis. The Journal of allergy and clinical immunology, 1991, Volume: 87, Issue:1 Pt 1 Topics: Adolescent; Adult; Anti-Bacterial Agents; Antibodies, Anti-Idiotypic; Azlocillin; Aztreonam; Ceftazidime; Child; Child, Preschool; Cross Reactions; Cystic Fibrosis; Drug Hypersensitivity; Female; Humans; Immunoglobulin E; Immunoglobulin G; Male; Piperacillin; Skin Tests; Ticarcillin; Tobramycin	1991
A double beta-lactam combination versus an aminoglycoside-containing regimen as empiric antibiotic therapy for febrile granulocytopenic cancer patients. The American journal of medicine, 1986, May-30, Volume: 80, Issue:5C Topics: Adolescent; Adult; Aged; Agranulocytosis; Amikacin; Bacterial Infections; Blood Bactericidal Activity; Blood Coagulation Disorders; Clinical Trials as Topic; Drug Hypersensitivity; Drug Synergism; Drug Therapy, Combination; Fever; Hearing Disorders; Humans; Infections; Kanamycin; Kidney Diseases; Microbial Sensitivity Tests; Middle Aged; Moxalactam; Neoplasms; Piperacillin; Random Allocation	1986

Article

Year

Sensitization to aztreonam and cross-reactivity with other beta-lactam antibiotics in high-risk patients with cystic fibrosis.

The Journal of allergy and clinical immunology, 1991, Volume: 87, Issue:1 Pt 1

Topics: Adolescent; Adult; Anti-Bacterial Agents; Antibodies, Anti-Idiotypic; Azlocillin; Aztreonam; Ceftazidime; Child; Child, Preschool; Cross Reactions; Cystic Fibrosis; Drug Hypersensitivity; Female; Humans; Immunoglobulin E; Immunoglobulin G; Male; Piperacillin; Skin Tests; Ticarcillin; Tobramycin

1991

A double beta-lactam combination versus an aminoglycoside-containing regimen as empiric antibiotic therapy for febrile granulocytopenic cancer patients.

The American journal of medicine, 1986, May-30, Volume: 80, Issue:5C

Topics: Adolescent; Adult; Aged; Agranulocytosis; Amikacin; Bacterial Infections; Blood Bactericidal Activity; Blood Coagulation Disorders; Clinical Trials as Topic; Drug Hypersensitivity; Drug Synergism; Drug Therapy, Combination; Fever; Hearing Disorders; Humans; Infections; Kanamycin; Kidney Diseases; Microbial Sensitivity Tests; Middle Aged; Moxalactam; Neoplasms; Piperacillin; Random Allocation

1986

Other Studies

34 other study(ies) available for piperacillin and Allergy, Drug

Article	Year
Antibiotic hypersensitivity in cystic fibrosis - Low frequency of anaphylaxis over 16 000 courses. British journal of clinical pharmacology, 2022, Volume: 88, Issue:11 Topics: Adult; Anaphylaxis; Anti-Bacterial Agents; beta-Lactams; Child; Cystic Fibrosis; Drug Hypersensitivity; Humans; Piperacillin; Retrospective Studies	2022
Antibiotic allergy in children with cystic fibrosis: A retrospective case-control study. Pediatric pulmonology, 2022, Volume: 57, Issue:11 Topics: Amikacin; Anti-Bacterial Agents; Azithromycin; Case-Control Studies; Ceftazidime; Child; Ciprofloxacin; Cystic Fibrosis; Drug Hypersensitivity; Humans; Levofloxacin; Meropenem; Piperacillin; Retrospective Studies; Tazobactam; Trimethoprim, Sulfamethoxazole Drug Combination	2022
A Much-Anticipated Leap Forward in β-Lactam Drug Allergy: Phenotyping Reactions to Piperacillin/Tazobactam. The journal of allergy and clinical immunology. In practice, 2020, Volume: 8, Issue:9 Topics: beta-Lactams; Drug Hypersensitivity; Humans; Phenotype; Piperacillin; Piperacillin, Tazobactam Drug Combination	2020
Definition of the Nature and Hapten Threshold of the β-Lactam Antigen Required for T Cell Activation In Vitro and in Patients. Journal of immunology (Baltimore, Md. : 1950), 2017, 06-01, Volume: 198, Issue:11 Topics: Adult; Anti-Bacterial Agents; Antigens; beta-Lactams; CD4-Positive T-Lymphocytes; Drug Hypersensitivity; Epitopes; Female; Haptens; Humans; Immune Tolerance; Lymphocyte Activation; Male; Mass Spectrometry; Piperacillin; Serum Albumin; Young Adult	2017
Assessment of Antipiperacillin IgG Binding to Structurally Related Drug Protein Adducts. Chemical research in toxicology, 2017, 12-18, Volume: 30, Issue:12 Topics: Anti-Bacterial Agents; beta-Lactams; Drug Hypersensitivity; Humans; Immunoglobulin G; Piperacillin; Protein Binding	2017
Up-Regulation of T-Cell Activation MicroRNAs in Drug-Specific CD4 Chemical research in toxicology, 2018, 06-18, Volume: 31, Issue:6 Topics: Adult; Carbamazepine; CD4-Positive T-Lymphocytes; Cytokines; Drug Hypersensitivity; Female; Humans; Lamotrigine; Lymphocyte Activation; Male; MicroRNAs; Middle Aged; Piperacillin; Sulfamethoxazole; Up-Regulation	2018
β-Lactam antibiotics form distinct haptenic structures on albumin and activate drug-specific T-lymphocyte responses in multiallergic patients with cystic fibrosis. Chemical research in toxicology, 2013, Jun-17, Volume: 26, Issue:6 Topics: Aztreonam; beta-Lactamase Inhibitors; beta-Lactams; Cystic Fibrosis; Drug Hypersensitivity; Haptens; Humans; Hypersensitivity; Meropenem; Molecular Structure; Piperacillin; Serum Albumin; T-Lymphocytes; Thienamycins	2013
Piperacillin-induced DRESS: distinguishing features observed in a clinical and allergy study of 8 patients. Journal of investigational allergology & clinical immunology, 2014, Volume: 24, Issue:6 Topics: Adult; Aged; Anti-Bacterial Agents; Drug Hypersensitivity; Female; Humans; Lymphocyte Activation; Male; Middle Aged; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination; Retrospective Studies; Syndrome	2014
Detection of drug-responsive B lymphocytes and antidrug IgG in patients with β-lactam hypersensitivity. Allergy, 2017, Volume: 72, Issue:6 Topics: Anti-Bacterial Agents; Antibody Specificity; B-Lymphocytes; beta-Lactams; Case-Control Studies; Drug Hypersensitivity; Haptens; Humans; Immunoglobulin G; Lymphocyte Activation; Piperacillin	2017
Cephalosporin induced toxic epidermal necrolysis and subsequent penicillin drug exanthem. Allergology international : official journal of the Japanese Society of Allergology, 2008, Volume: 57, Issue:3 Topics: Aged, 80 and over; Cephalosporins; Drug Hypersensitivity; Exanthema; Humans; Male; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination; Stevens-Johnson Syndrome	2008
Serological studies of piperacillin antibodies. Transfusion, 2008, Volume: 48, Issue:11 Topics: Adsorption; Anemia, Hemolytic; Antibodies; Antibody Specificity; beta-Lactamase Inhibitors; Blood Donors; Coombs Test; Drug Hypersensitivity; Erythrocyte Membrane; Humans; Penicillanic Acid; Penicillin G; Piperacillin; Piperacillin, Tazobactam Drug Combination; Plasma; Tazobactam	2008
Recurrent acute thrombocytopenia in the hospitalized patient: sepsis, DIC, HIT, or antibiotic-induced thrombocytopenia. American journal of hematology, 2010, Volume: 85, Issue:1 Topics: Adult; Anti-Bacterial Agents; Bacteremia; Drug Hypersensitivity; Humans; Kidney Failure, Chronic; Male; Piperacillin; Thrombocytopenia	2010
Immune-mediated severe hemolytic crisis with a hemoglobin level of 1.6 g/dl caused by anti-piperacillin antibodies in a patient with cystic fibrosis. Infection, 2010, Volume: 38, Issue:2 Topics: Anemia, Hemolytic; Anti-Bacterial Agents; Cystic Fibrosis; Drug Hypersensitivity; Female; Hemoglobins; Hemolysis; Humans; Piperacillin; Young Adult	2010
Use of the lymphocyte transformation test in the diagnosis of DRESS syndrome induced by ceftriaxone and piperacillin-tazobactam: two case reports. Journal of investigational allergology & clinical immunology, 2010, Volume: 20, Issue:5 Topics: Adrenal Cortex Hormones; Adult; Anticonvulsants; beta-Lactams; Ceftriaxone; Cell Proliferation; Cells, Cultured; Colitis, Ulcerative; Drug Hypersensitivity; Eosinophilia; Epilepsy; Exanthema; Female; Histamine Antagonists; Humans; Lymphocyte Activation; Male; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination	2010
Delayed-type hypersensitivity reaction to piperacillin/tazobactam in a patient with an infected total knee replacement. The Journal of bone and joint surgery. British volume, 2010, Volume: 92, Issue:11 Topics: Aged; Anti-Bacterial Agents; Arthroplasty, Replacement, Knee; Bone Cements; Drug Combinations; Drug Hypersensitivity; Female; Humans; Hypersensitivity, Delayed; Penicillanic Acid; Piperacillin; Prosthesis-Related Infections; Reoperation; Tazobactam	2010
Drug fever caused by piperacillin-tazobactam. Journal of investigational allergology & clinical immunology, 2011, Volume: 21, Issue:3 Topics: Achilles Tendon; Aged; Anti-Bacterial Agents; Drug Hypersensitivity; Fever; Humans; Male; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination	2011
Mass spectrometric characterization of circulating and functional antigens derived from piperacillin in patients with cystic fibrosis. Journal of immunology (Baltimore, Md. : 1950), 2011, Jul-01, Volume: 187, Issue:1 Topics: Amino Acid Sequence; Antigens; Cell Line; Cell Proliferation; Chromatography, Liquid; Clone Cells; Cystic Fibrosis; Drug Hypersensitivity; Female; Haptens; Humans; Leukocytes, Mononuclear; Male; Molecular Sequence Data; Peptide Fragments; Peptides, Cyclic; Piperacillin; Protein Binding; Serum Albumin; Skin Tests; T-Lymphocytes; Tandem Mass Spectrometry	2011
Characterization of the antigen specificity of T-cell clones from piperacillin-hypersensitive patients with cystic fibrosis. The Journal of pharmacology and experimental therapeutics, 2012, Volume: 341, Issue:3 Topics: Adolescent; Adult; Anti-Bacterial Agents; Antigen-Presenting Cells; beta-Lactams; CD4-Positive T-Lymphocytes; CD8-Positive T-Lymphocytes; Chemokine CCL4; Clone Cells; Cystic Fibrosis; Drug Hypersensitivity; Enzyme-Linked Immunosorbent Assay; Epitopes; Female; Humans; Interleukins; Lymphocyte Activation; Male; Mass Spectrometry; Piperacillin; Receptors, Antigen, T-Cell; Young Adult	2012
Two cases of immune haemolytic anaemia, associated with anti-piperacillin, detected by the 'immune complex' method. Vox sanguinis, 2002, Volume: 83, Issue:3 Topics: Adult; Anemia, Hemolytic; Antibodies; Coombs Test; Cystic Fibrosis; Drug Hypersensitivity; Fatal Outcome; Humans; Male; Piperacillin; Serologic Tests	2002
Delayed hypersensitivity to acylureidopenicillins: a case report. Allergy, 2008, Volume: 63, Issue:6 Topics: Anti-Bacterial Agents; Drug Hypersensitivity; Female; Humans; Hypersensitivity, Delayed; Lymphocyte Activation; Middle Aged; Penicillins; Piperacillin; Skin Tests	2008
Adverse reactions to piperacillin in cystic fibrosis. Lancet (London, England), 1984, May-12, Volume: 1, Issue:8385 Topics: Cystic Fibrosis; Drug Hypersensitivity; Humans; Piperacillin	1984
The penicillins. Mayo Clinic proceedings, 1983, Volume: 58, Issue:1 Topics: Amoxicillin; Ampicillin; Bacterial Infections; Carbenicillin; Drug Administration Schedule; Drug Evaluation; Drug Hypersensitivity; Drug Synergism; Humans; Penicillin G; Penicillins; Piperacillin; Probenecid; Ticarcillin	1983
Allergy to semisynthetic penicillins in cystic fibrosis. The Journal of pediatrics, 1984, Volume: 104, Issue:3 Topics: Adolescent; Adult; Benzeneacetamides; Carbenicillin; Child; Cystic Fibrosis; Drug Hypersensitivity; Female; Humans; Intradermal Tests; Male; Penicillanic Acid; Penicillin G; Penicillins; Piperacillin; Polylysine; Pseudomonas Infections; Radioallergosorbent Test; Ticarcillin	1984
Piperacillin therapy for serious bacterial infections. The American journal of medicine, 1980, Volume: 69, Issue:2 Topics: Adult; Aged; Bacterial Infections; Diarrhea; Drug Evaluation; Drug Hypersensitivity; Female; Humans; Immunosuppression Therapy; Kidney Failure, Chronic; Male; Microbial Sensitivity Tests; Middle Aged; Penicillin Resistance; Penicillins; Piperacillin; Respiratory Tract Infections; Sepsis; Urinary Tract Infections	1980
Piperacillin levels in human tears and aqueous humor. American journal of ophthalmology, 1984, Jul-15, Volume: 98, Issue:1 Topics: Adult; Aged; Aqueous Humor; Chromatography, High Pressure Liquid; Drug Hypersensitivity; Female; Humans; Infusions, Parenteral; Male; Middle Aged; Piperacillin; Tears	1984
Hypersensitivity reaction during prolonged use of piperacillin/tazobactam in treatment of osteomyelitis. The Annals of pharmacotherapy, 1995, Volume: 29, Issue:9 Topics: beta-Lactamase Inhibitors; Drug Hypersensitivity; Drug Therapy, Combination; Enzyme Inhibitors; Female; Humans; Middle Aged; Osteomyelitis; Penicillanic Acid; Penicillins; Piperacillin; Tazobactam	1995
An assessment of antigenic potential of beta-lactam antibiotics, low molecular weight drugs, using guinea pig models. Toxicology, 1997, Nov-21, Volume: 123, Issue:1-2 Topics: Anaphylaxis; Animals; Anti-Bacterial Agents; Antigens; Cefmenoxime; Cefmetazole; Ceftazidime; Cefuroxime; Cephalosporins; Cephalothin; Drug Hypersensitivity; Enzyme-Linked Immunosorbent Assay; Female; Guinea Pigs; Hypersensitivity, Delayed; Intradermal Tests; Passive Cutaneous Anaphylaxis; Piperacillin	1997
Antibiotic hypersensitivity reactions in cystic fibrosis. Journal of paediatrics and child health, 1998, Volume: 34, Issue:4 Topics: Adolescent; Adult; Anti-Bacterial Agents; Child; Child, Preschool; Cystic Fibrosis; Drug Administration Routes; Drug Hypersensitivity; Female; Humans; Infant; Male; Penicillins; Piperacillin; Respiratory Tract Infections; Retrospective Studies	1998
Acute tubulointerstitial nephritis following intravenous immunoglobulin therapy in a male infant with minimal-change nephrotic syndrome. The Tohoku journal of experimental medicine, 1999, Volume: 189, Issue:2 Topics: Acute Disease; Agammaglobulinemia; beta 2-Microglobulin; Biomarkers; Biopsy; Child, Preschool; Combined Modality Therapy; Drug Hypersensitivity; Humans; Immunization, Passive; Immunoglobulins, Intravenous; Immunosuppressive Agents; Kidney; Male; Nephritis, Interstitial; Nephrotic Syndrome; Penicillins; Piperacillin; Prednisolone; Pseudomonas Infections; Recurrence; Urinary Tract Infections	1999
Hypercoagulopathy with piperacillin administration in osteomyelitis. Internal medicine (Tokyo, Japan), 2000, Volume: 39, Issue:5 Topics: Acute Kidney Injury; Disseminated Intravascular Coagulation; Drug Hypersensitivity; Humans; Hypersensitivity, Delayed; Male; Mesenteric Veins; Middle Aged; Osteomyelitis; Penicillins; Piperacillin; Venous Thrombosis	2000
Selective hypersensitivity to piperacillin. Allergy, 2000, Volume: 55, Issue:8 Topics: Anaphylaxis; Drug Hypersensitivity; Female; Humans; Hypersensitivity, Immediate; Middle Aged; Penicillins; Piperacillin; Skin Tests	2000
Delayed hypersensitivity to piperacillin. Allergy, 2002, Volume: 57, Issue:5 Topics: Adult; Drug Hypersensitivity; Humans; Hypersensitivity, Delayed; Male; Penicillins; Piperacillin	2002
[A case of pulmonary infiltration with eosinophilia syndrome in pregnancy]. Nihon Sanka Fujinka Gakkai zasshi, 1990, Volume: 42, Issue:4 Topics: Adult; Alveolitis, Extrinsic Allergic; Drug Hypersensitivity; Female; Humans; Piperacillin; Pregnancy; Pregnancy Complications; Pulmonary Eosinophilia	1990
Piperacillin and allergic rash. Lancet (London, England), 1985, Sep-28, Volume: 2, Issue:8457 Topics: Drug Eruptions; Drug Hypersensitivity; Humans; Piperacillin	1985