What is the recommended preparation method to prevent crystal formation in a 10% gabapentin and 0.5% doxepine formulation in unbuffered cetomacrogol cream, given that an 8% gabapentin version was stable but the 10% version crystallized within hours even after adjusting the pH to 7.3?

What is the formula for a mouthwash with 0.5 mg/5 ml dexamethasone for stomatitis in a cancer patient?

Which cream base is best used to recreate Eoline cream?

What are the tips for preparing a loco Peridontone formulation consisting of 9.6 g framycetin sulfate (to be replaced by neomycin sulfate), 15 g papain 150 FIPU, 8 g sodium benzoate, and methylcellulose (MC) mucilage up to 100 g, given that the gel, intended for interdental injection, becomes liquid after adding all components even when using 3% methylcellulose 400 cps, suggesting an interaction that breaks down the gel?

What do you consider to be the best way to incorporate Vitamin A into the following preparation: 1 g NaCMC 1000cp, 0.5 g Vitamin A powder 500,000 IU/g, 30 ml simple syrup, 300 mg Tetracycline HCl, and peppermint water up to 100 ml?

Which filler is suitable for processing nitrofurantoin macrocrystals into capsules, given that the use of lactose, even at 80 mesh, results in rapid segregation during filling, and considering the requirement for a more crystalline filler that also has a registration number for use in preparations?

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