Valif Oral Jelly 20 mg is a medication used to treat erectile dysfunction (ED) in men. It contains vardenafil as its active ingredient, which is a phosphodiesterase type 5 (PDE5) inhibitor. Vardenafil in Valif Oral Jelly 20 mg can remain effective for up to 4 to 6 hours after ingestion, providing a reasonable window of time for sexual activity without the need to take additional doses.