Is it safe to take omeprazole if on valium at the same time i hav been using valium recreationally.?

Stop valium: This is a drug which has very limited use. Its metabolites stay in your system for up to 2 days, and tolerance builds rapidly. There are other related drugs which are much safer -- see your doctor.

Check it out: You can check to find out if drugs interaction by using a drug interaction checker. Here is one from Drugs.Com: https://www.drugs.com/drug_interactions.html. Taking benzodiazapines for recreation is not the way to go.