Evaluation of the Interaction Between High Dose Sulfamethoxazole/Trimethoprim and Zidovudine
Launched by NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES (NIAID) · Aug 30, 2001
Current as of December 10, 2023
AZT has been effective in treating HIV infection in some patients with AIDS, and SMX/TMP is an antibiotic combination which is useful in preventing or treating Pneumocystis carinii pneumonia (PCP). It is important to know how drugs interact in patients because addition of a second drug may change the speed at which a drug is eliminated from the body, and cause increased toxic effects or decreased therapeutic effects. Patients with HIV infection take AZT every 4 hours and/or SMX/TMP every 8 hours by mouth for 4 days as outpatients and then come into the clinical research center for 2 days o...
- Inclusion Criteria
- Prior Medication:
- Zidovudine (AZT) for patients with AIDS.
- AIDS related complex (ARC). The presence of any one of the following findings within 12 months prior to entry and the absence of a concurrent illness or condition other than HIV infection to explain the findings:
- Fever of > 38.5 degrees C persisting for longer than 3 weeks.
- Involuntary weight loss of > 15 lbs. or > 10 percent of baseline noted in a 120-day period prior to evaluation.
- Diarrhea (> 2 liquid stools per day) persisting for longer than 1 month.
- History of clinical diagnosis of oral candidiasis or hairy leukoplakia.
- Patients who have AIDS-associated opportunistic infections or tumors.
- Patients eligible for AZT under the labeling.
- A positive HIV antibody test. Exceptions will be made for patients with a previously positive HIV antibody test with progressive disease and patients where virus isolation has been made.
- Patient with stable Kaposi's sarcoma, mild herpes infection, mild or stable depression, asymptomatic or mild cytomegalovirus or Epstein-Barr virus infection, or a hepatitis B virus carrier state will be acceptable for study.
- A life expectancy of at least 3 months.
- Exclusion Criteria
- Co-existing Condition:
- Patients with the following are excluded:
- Severe ongoing opportunistic infections including Pneumocystis carinii pneumonia (PCP), cryptococcal or toxoplasmosis meningo-encephalitis, disseminated herpes simplex or herpes zoster.
- Significant diarrhea at entry ( > 1 watery stool per day).
- Concurrent Medication:
- Prior Medication:
- Excluded within 30 days of study entry:
- Other antiretroviral agents or immunomodulating agents.
- Patient has demonstrated prior sensitivity or has experienced significant adverse effects during prior therapy with the drugs to be used in the study.
- Patient cannot abstain from alcohol or any other drugs, including nonprescription medication, during the study period.
The National Institute of Allergy and Infectious Diseases (NIAID, /ˈnaɪ.æd/) is one of the 27 institutes and centers that make up the National Institutes of Health (NIH), an agency of the United States Department of Health and Human Services (HHS). NIAID's mission is to conduct basic and applied research to better understand, treat, and prevent infectious, immunologic, and allergic diseases.
Immunology at National Institute of Allergy and Infectious Diseases (NIAID)
Pittsburgh, Pennsylvania, United States
All reviews come from applied patients