Answer: Sure. Everything on paper and signed though.In most cases a "drug-free workplace" requires potential employees to sign an agreement prior to hire to submit for drug testing upon request. This agreement or other company policy often establishes refusal to submit to test as grounds for the same action as a drug-postive test result. Laws will vary from country to country and state to state as to adequate grounds for termination.
Answer: Maybe, but even if Atripla showed up on a drug test, as long asthere is a valid medical reason to take it (HIV infection), thenthere should be no problem. This is not a drug used forrecreational purposes.