Updated 05-May-2020.
Mondo shtuff from around the internet, all about BUTALBITAL!
My botty best at summarizing from Wikipedia: butalbital is a barbiturate with an intermediate duration of action . it is often combined with other medications, such as paracetamol or aspirin . its use for headaches is discouraged (except butalbital (or narcotics) may be appropriate for treating headache if patient can be monitored to prevent development of chronic headache . commonly reported side effects include: Stevens–Johnson syndrome, an adverse reaction butalibital, especially when combined with other sedatives (e.g. opioids), can cause life-threatening respiratory depression and death . mixing with alcohol increases risk of intoxication, increases respiratory depression, and increases suicide or accidental death occurs much more frequently when used with stronger narcotics . use of alcohol, benzodiazepines, and other CNS-depressants contributes to respiratory depression . barbiturates butalbital is a general inducer of P450 enzymes in both rodents and humans . at very high doses it has also been demonstrated to induce glutathione S-transferase A1/ MedicinePlus Drug Information. Archived from the original on December 30, 2006. Retrieved December 31, 2006. “Controlled Substances in Schedule III”. Drug Enforcement Administration. 2007. Archived from the original on 2007-02-02. Retrieved 2007-01-13.