causing or capable of causing death; mortal; deadly: a fatal accident; a fatal dose of poison. causing destruction, misfortune, ruin, or failure: The withdrawal of funds was fatal to the project. decisively important; fateful: The fatal day finally arrived.
Extreme cold spells may come. Submitted by Erika (not verified) on Mon, 2009-09-28 13:40. Extreme cold spells may come from bad circulation (the blood not flowing properly) or from the thyroid (low thyroid function leads to a lower body temperature).
Here are some of the medications that can cause cold feet: 1  Beta blockers (for high blood pressure) including: Bisoprolol. 2  Ergotamine (for migraine headaches) 3  Parlodel (used for various things ranging from infertility to high levels of prolactin in the body)  Cold medications that contain pseudoephedrine.