ddi
Học thuậtThân thiện
Definition
Noun: - An antiviral drug used in the treatment of HIV infection. It is a nucleoside reverse transcriptase inhibitor (NRTI) that works by interfering with the replication process of the human immunodeficiency virus.
Usage
- ddI is the standard abbreviation for the drug didanosine. It is primarily used in combination with other antiretroviral medications as part of Highly Active Antiretroviral Therapy (HAART) for managing HIV/AIDS.
- It is typically prescribed by a doctor and must be taken exactly as directed, often on an empty stomach.
Examples
- The doctor added ddI to her existing regimen to better control the viral load.
- Early antiretroviral therapies frequently included drugs like ddI and AZT.
- Patients taking ddI must be monitored for potential side effects, such as pancreatitis.
Advanced Usage
- Resistance: Prolonged use or incorrect dosing can lead to the HIV virus developing resistance to ddI.
- Fixed-dose combination: While historically taken as a standalone pill, the principles of its use are now often applied within modern, simplified combination tablets, though ddI itself is less commonly used in first-line therapy today.
Variants and Related Words
- Didanosine: The full, non-proprietary name for the drug ddI.
- Videx®: A common brand name under which ddI was originally marketed.
- NRTI (Nucleoside Reverse Transcriptase Inhibitor): The class of antiretroviral drugs to which ddI belongs.
Synonyms
- Didanosine (This is not a synonym in the strictest sense but the full name for the same drug entity).
Notes
- ddI is an initialism. It is pronounced by saying each letter: "D-D-I".
- It is a specific pharmaceutical agent and is not used in general language or idioms. There are no associated phrasal verbs or colloquial expressions.
Noun
- an antiviral drug used to combat HIV infection