Compounding pharmacies or "apothecaries" that sell cholesterol / lovastatin:

The Old Bridge Drugs & Surgicals: 732-525-2220 (New Jersey, USA)

Paoli Apothecary: 610-251-2295 (Paoli, PA, USA) 240 grams for just under $60

Evonex: 818-696-2501 (Glendale, CA, USA) Expensive! 95 grams for $60

Noe that some pharmacies may only accept prescriptions written by doctors that they know. If you keep calling compounding pharmacies in your area you should be able to find a place that can prepare this mixture for you.