sildenafil
Học thuậtThân thiện
Definition
Noun: 1. A pharmaceutical drug used to treat erectile dysfunction: Sildenafil is a medication that works by increasing blood flow to the penis, facilitating an erection in men with erectile dysfunction. Its most well-known brand name is Viagra.
Usage Examples
- Noun:
- The doctor prescribed sildenafil to treat his patient's condition.
- Sildenafil should be taken approximately one hour before sexual activity.
- Generic sildenafil is often more affordable than the brand-name version.
Advanced Usage
- "Sildenafil citrate": This is the full chemical name for the active pharmaceutical ingredient. "Citrate" refers to the salt form in which the drug is manufactured and administered.
- The tablet contains 50 mg of sildenafil citrate.
Variants and Related Words
- Viagra (n): The original and most famous brand name for sildenafil, marketed by Pfizer.
- Viagra was the first oral treatment approved for erectile dysfunction.
Synonyms
- PDE5 inhibitor: This is the drug class to which sildenafil belongs. It describes its mechanism of action (phosphodiesterase type 5 inhibitor).
- Sildenafil is a PDE5 inhibitor.
Important Notes
- Prescription Medication: Sildenafil is a prescription drug and should only be used under the guidance of a healthcare professional due to potential side effects and interactions with other medications, especially those containing nitrates.
- Not an Aphrodisiac: It is important to understand that sildenafil is a treatment for erectile dysfunction and does not increase sexual desire.
Noun
- virility drug (trade name Viagra) used to treat erectile dysfunction in men