The cold medicine is an antihistamine so you are taking double the amount of antihistamine.
The erythromycin may slightly increase the duration of alprazolam, but this is probably insignificant.
Yes, provide you take the correct dosage prescribed by your doctor.
yes
most cough syrups come with an antihistamine - you may not want to take sudafed with another antihistamine. quifenesin is an expectorant. check with your dr.
Yes all of those drugs work differently and are commonly used together. Nasonex is a steroid, while Zyrtec D is a combination of a antihistamine and a decongestant.
Is it safe to take propoxyphen with an antihistamine
can you take hydroxychloroquine and antihistamine
Don't know what the answer is
yes
NO. They both contain antihistamine. .
Yes, a person can take an antihistamine with zincum aceticum and zincum gluconicum. There have not been any seen side effects of these two interacting.