Is it permissible to use Fagron oral gel to prepare the NF 6 mouth paste for treating canker sores, which consists of 1.5 g benzocaine, 300 mg hydrocortisone acetate, 2 drops of peppermint oil, and protective mouth paste NF 6 up to a total of 30 g?

What is the cause of and solution for crystal formation and pink discoloration in a cough syrup based on the Actifed formula, prepared without codeine phosphate but with 0.15% sodium citrate to prevent crystallization, given that crystals reappear upon cooling after heating and the discoloration has also started to occur?

How can the purple discoloration, which mainly occurs at the edge of the capsule cap during the preparation of omeprazole enteric-coated 2 mg and 5 mg capsules, be avoided?

Could you provide advice on preparing 30 suppositories containing 5 mg of beclomethasone dipropionate using the softest possible suppository base?

Can aqua conservans also be prepared without propyl p-hydroxybenzoate, given that this raw material is not available anywhere in small quantities, while methyl p-hydroxybenzoate is easily available?

Is it necessary to use a specific filler combination of magnesium oxide, Aerosil, and sodium starch glycolate to ensure the proper distribution of potassium iodide (KI) when preparing 2 mg capsules, especially if these ingredients are not in stock and the preparation is likely to be a one-time occurrence?

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