Loratadine is a medication that belongs to the drug category of antihistamines, according to Drugs.com. It is used to treat seasonal allergy symptoms such as runny nose, sneezing and watery eyes. Loratadine is available as a tablet, oral suspension and syrup. If you are taking loratadine, you should understand its medical side effects.
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Psychological Side Effects
Loratadine may lead to agitation, confusion, anxiety and amnesia, according to RxList.com. Users may also experience depression, decreased concentration, trouble sleeping, irritability and paranoia.
Physiological Side Effects
Loratadine can affect your body in hazardous ways. You may experience headaches, fatigue, nosebleeds, stomach pain, diarrhea, blurred vision and a skin rash, according to Drugs.com. Increased thirst, sweating, chest pain, leg cramps and low or high blood pressure are additional physiological side effects of loratadine. Users may also experience breast pain, hemoptysis (coughing up blood), muscle pain, dry skin and urinary incontinence.
Serious Side Effects
Loratadine may cause serious side effects that necessitate immediate emergency help, including tachycardia (increased heart rate), arrhythmias (abnormal heart rate), faintness, convulsions and jaundice. Users can also have an allergic reaction to loratadine. These symptoms include trouble breathing, red skin bumps (hives), and swelling of the lips, throat and face. You should seek immediate help if you experience these side effects.