What is the correct formula for triamcinolone tincture to treat subungual psoriasis, and are the active ingredient amounts in the FNA—listed as 2 mg (0.02%) triamcinolone acetonide and 20 mg (0.2%) salicylic acid per ml of 70% alcohol for a 10 ml tincture—actually calculated per 10 ml of alcohol, given that the percentages otherwise appear incorrect?

Given that Ortho-gynest ovules (Estriol 3.5 mg) have been discontinued and a physician has prescribed the exact composition of the original product, which base would you suggest using to guarantee the stability of the compounded preparation?

How can I prevent the purple discoloration in the following preparation: salicylic acid 3g, betamethasone dipropionate 60mg, and Beeler base ad 100g, given that adding up to 1% citric acid provided a slight improvement but was not yet optimal?

How can salicylic acid be incorporated into clobetasol ointment during a large-scale stock preparation in a way that prevents the formation of salicylic acid lumps?

What is the best method to prepare and store injectable estradiol benzoate ampoules for a horse given the lack of a laminar airflow cabinet and autoclave, specifically regarding the effectiveness of heating arachidis oil at 150°C for one hour and disinfecting non-sterile flapules with alcohol, and should the flapules be sterilized differently, is the addition of 2% benzyl alcohol advisable for solubility and shelf life, and would castor or sesame oil be a better vehicle than arachidis oil?

Is there a designated preservative for the following eye drops: R/ Sodium Chloride 5%?

What is the best way to prepare a stable emulsion containing 0.25% dithranol, 3% salicylic acid, olive oil, castor oil, and sesame oil with water up to 100 ml, is solubilizing the salicylic acid with cetomacrogol 1000 advisable despite discoloration from green to yellow after one day, and should 0.1% Vitamin C be added to prevent the easy oxidation of dithranol?