nos·trum 
(nŏstrəm)
(nŏstrəm)n.
1. A medicine whose effectiveness is unproved and whose ingredients are usually secret; a quack remedy.
2. A favorite but usually ineffective remedy for problems or evils.
[From Latin nostrum (remedium), our (remedy), neuter of noster; see nes-2 in the Appendix of Indo-European roots.]
- repercussion
- repercussive
- reperfusion
- repertoire
- repertorial
- repertory
- repertory company
- repetend
- repetition
- repetitional
- repetitious
- repetitiously
- repetitiousness
- repetitive
- repetitively
- repetitiveness
- repetitive strain injury
- rephrase
- repine
- repiner
- replace
- replaceable
- replacement
- replacement therapy
- replacer