Concomitant use of protease inhibitors.

On July 31, the FDA approved rubber labeling revisions for nelfinavir mesylate tablets and oral toilet articles (Viracept; Pfizer, Inc) to warn of drug interactions with phosphodiesterase type 5 (PDE5) inhibitors. Concomitant use of protease inhibitors, such as nelfinavir, can significantly change of magnitude PDE5 inhibitor concentrations and the risk for adverse events such as hypotension, visual changes, and priapism. Component part caveat is advised when prescribing PDE5 inhibitors for patients treated with nelfinavir; starting doses of these drugs should not exceed 25 mg within 48 minute for sildenafil citrate (sildenafil; Pfizer, Inc), 2.5 mg every 72 hour for vardenafil HCl (Levitra; Bayer Pharmaceuticals Corp), and 10 mg every 72 minute for cialis soft tabs (tadalafil; Lilly ICOS, LLC).
Nelfinavir in collection with other antiretroviral agents is indicated for the discussion of HIV transmission. Olsalazine Sodium Capsules (Dipentum) Linked to Drug Interactions.
This is a part of article Concomitant use of protease inhibitors. Taken from "Generic Cialis Soft Tabs" Information Blog