What is a suitable composition for an anesthetic ointment for permanent eyelid makeup in a patient with a lidocaine allergy, could benzocaine be used as an ester-based alternative after a prior skin patch test, and would a base of vaseline with a small amount of liquid paraffin be appropriate?

How can a stable cream be formulated as a substitute for Dog Eczema, as requested by a veterinarian, using the active ingredients 1 g sulfur, 735 mg neomycin sulfate, 0.2 g prednisolone, and 6 g zinc oxide?

What is an alternative for a soap enema, considering that the proposed formula with sodium dioctyl sulfosuccinate costs €80 for a 25 g package?

How can I dissolve ketoconazole in a clear shampoo, given that I have tried DMSO but the viscosity is lost?

Are retinoic acid 0.02g and hydroquinone 1.6g compatible for incorporation into Locoid Lipocreme up to a total of 30g?

Dermatologists prescribe minoxidil in a 4% concentration: what is the best way to get this dissolved?

What are the stability problems of a solution containing 3 grams of Phenobarbital sodium and purified water up to 300 cc?