Not medical advice:
There is no specific information about the side effects of Zicam Rapidmelt and then drinking alcohol.
But consider this, Zicam Rapidmelt is a homeopathic medicine. From a page from Healthiance, regarding the Do's and Don'ts while taking homeopathic medicine, smoking and drinking alcohol may nullify the effects of the medicine.
In general, mixing alcohol with certain medications can cause nausea and vomiting, headaches, drowsiness, fainting, or loss of coordination. It also can put you at risk for internal bleeding, heart problems, and difficulties in breathing.
Homeopathy, or Homeopathic Medicine, is the practice of medicine that embraces a holistic, natural approach to the treatment of the sick. Homeopathy is holistic because it treats the person as a whole, rather than focusing on a diseased part or a labeled sickness.
Zicam are homeopathic cold remedy products that are clinically proven to shorten colds when taken at the first sign, so you can go from Pre-Cold to no cold, faster.
In addition to cold remedies, Zicam also offers a range of products for homeopathic allergy relief, homeopathic cold relief for kids, nasal congestion and sinus relief.
You can visit their official website, www.zicam.com for more information.