What forms and strengths of Naltrexone are available from Doc Frank’s range?

Doc Frank’s products are available in sprays:

Available as “ultra low dose naltrexone” (ULDN), “Low Dose Naltrexone” (LDN) sprays and Very Low Dose Naltrexone (VLDN), often with peppermint or plain flavors.

Strengths are approximately 100 mcg (0.1 mg) per spray.