A Randomized, Double-Blind, Placebo Controlled Study of l-Leucovorin in Combination With Trimethoprim / Sulfamethoxazole in the Therapy of Pneumocystis Carinii Pneumonia in Patients With the Acquired Immunodeficiency Syndrome

Exclusion Criteria

• •Co-existing Condition:
• •Patients with the following conditions or symptoms are excluded:
• •Cannot take oral medications.
• •Require continued administration of anticonvulsant agents such as phenytoin, phenobarbital or primidone.
• •Concurrent Medication:
• •Excluded:
• •Continued administration of anticonvulsant agents such as phenytoin, phenobarbital or primidone.
• •Patients with the following are excluded:
• •Cannot take oral medications.
• •Require continued administration of anticonvulsant agents such as phenytoin, phenobarbital or primidone.
• •Prior Medication:
• •Excluded:
• •\> 48 hours of trimethoprim / sulfamethoxazole prior to randomization.