Try the following y-axis options: yaxisopts=( type=log tickvalueattrs=(family='Courier New' size=8 ) logopts=(base=10 tickvaluepriority=true tickintervalstyle=logexpand tickvaluelist=( 0.1 1 10 100 1000) minorticks=true) label='weight' labelattrs=(family='Courier New' size=8 ) );   Below is the output:   ... View more

thank you for your help.  By leaving out the Order clause i get the graph but i can't control the y-axis range. My code generates one graph per subject and would like the same scale for each subject.  ... View more

Below is the code: data afinal; set inds2; aval=exp(CONC); yvar=aval; keep usubjid ntpt trt01pn yvar aval bloqfl conc; run; ods graphics on / reset=all; ods graphics on / imagefmt=jpeg ; goptions reset=all; goptions nodisplay; goptions htext=1 colors=(black) ftext="Courier" ftitle="Courier" gsfmode=replace device=pdfc; OPTIONS ORIENTATION=landscape LEFTMARGIN="1 in" RIGHTMARGIN="1 in" TOPMARGIN="1 in" BOTTOMMARGIN=".5 in"; symbol1 interpol=j cv=blue line=1 mode=include; symbol2 interpol=none h=1.5 v=circle c=blue mode=include; axis1 label=(a=90 "concentration") order=(0 to 1.0E99 by 1.0E10) value=( h=1.1) minor=none length=10.3cm ; axis2 label=("Time from First Dose (hrs)") order=(-0.5 to 176 by 😎 offset=(2,2) length=16cm major=none minor=none split="~" value=( h=1.0); **following is run per subject; goptions reset=legend; proc gplot data=AFINAL(where=(usubjid eq "1001")) gout=work.example1; by subject subtrt; plot yvar*ntpt = trt01pn/ vaxis=axis1 haxis=axis2 name="plot_1" noframe nolegend ; plot2 aval*ntpt = trt01pn/ vaxis=axis1 noaxis name="plot_1" noframe nolegend; run; quit; goptions display; ods listing close; ods pdf file="testplot.pdf" notoc ; ods pdf startpage=yes; proc greplay nofs tc=sashelp.templt template=whole ; igout=work.example1; treplay 1:plot_1; run; quit; ods pdf close; ods listing; ... View more