You have to be informed of the possibility to obtain some severe adverse effects when taking doxycycline, although such cases are very unusual. The following serious adverse effects are at times stated: quick heart rate, yellowed skin, dark colored urine, uncommon weakness, coldness, lightheadedness, severe frustration, queasiness and throwing up, flu signs, physical body aches, serious blistering, complication, reduction of cravings, blurred vision, and other ones that could be personal. If you get other symptoms that appear major adequate to be mentioned - kindly inform your healthcare company about them. Much less significant adverse effects are more rather possible and most likely. The following are taken into consideration to be light side impacts that do not have to be stated to your medical supplier, as they are likely to go away on their own: looseness of the bowels, trouble swallowing, vomiting, indigestion, vaginal itching, sores inside your mouth, and light nausea or vomiting. generic doxycycline There are a number of other rare but severe side-effects. If you experience any of the following reactions, stop taking the medication and seek medical help immediately. You will also need to seek alternative malaria protection for: doxycycline australia - doxycycline brand name