Zovirax labialis cr è me would contain up to 40% propylene glycol. Can a cetomacrogolcreme with 40% propylene glycol be a good basis, or can you suggest a good formula?
Zovirax labialis cr è me would contain up to 40% propylene glycol. Can a cetomacrogolcreme with 40% propylene glycol be a good basis, or can you suggest a good formula?