The absorption of nelfinavir may be reduced in conditions where gastric pH is increased , therefore concomitant use of VIRACEPT with Proton Pump Inhibitors is not recommended ( see section 4 . 4 ) , except for omeprazole which is contra-indicated ( see section 4 . 3 ) .. This sentence is hard to understand. A simpler version with equivalent meaning is the following:
Absorption of nelfinavir may be decreased in situations where gastric pH is increased . Therefore , the concomitant use of VIRACEPT and proton pump inhibitors is not recommended ( see section 4 . 4 ) , except for omeprazole where it is contraindicated ( see section 4 . 3 ) .