Can u mix clozopam with muscle relaxer?

Clonazepam? It's important to know if you are referring to Clonazepam or clozapine. You can always do an online med interaction check (on epocrates.Com) if you are unsure. Also, your medication information sheet should list some of the medication classes that interact.
Can be dangerous. Mixing any two medications that have sedative effects can be hazardous. Clozapine (clozaril) has a long list of drugs that are potentially hazardous if taken at the same time, so you should definitely discuss this with your doctor.