How can lavender water be prepared for lice prevention, and if it is based on alcohol, what percentage should be used?

Is there an alternative to an eye ointment containing yellow mercuric oxide for the treatment of blepharitis?

Given that a patient reacts to propylene glycol, can a 5% minoxidil solution be prepared without the use of propylene glycol?

When sildenafil 25 mg is used for vaginal insertion in IVF, which base is best to use—such as a gelatin-glycerin ovule—and can a standard gelatin capsule also be used?

Can this preparation be made without the cooling ointment losing any of its functions? In a first attempt, hydrocortisone acetate, salicylic acid, and betamethasone were moistened with paraffin oil for easier incorporation into white petrolatum, followed by the addition of cold cream and 5% Span to incorporate saponated coal tar, but this resulted in phase separation. Replacing cold cream with a more stable cetomacrogol cream (Pannoc) and Span with Arlacel reduced separation but resulted in suboptimal consistency and a loss of the cooling effect. Is it possible to prepare this using the Conforma cooling ointment without losing its specific properties?

How can a cream containing 10g of benzyl benzoate, 5g of crotamiton, and cetomacrogol cream TMF up to 50g be successfully prepared when the formulation fails?

Which cream can be used for a dermatologist's prescription that requires a cationic cream with cetrimide?