Ohm Allergy Relief is an antihistamine, meaning it reduces the natural chemical produced by your body called histamine that's produced during an allergic reaction. The generic name for its active ingredient is loratadine. Ohm is used to treat allergy symptoms such as a runny nose, watery eyes, itching, hives and sneezing, according to PrescriptionDrugs.com. It also can reduce swelling in your nasal passages and temporarily relieve sinus pressure and congestion, according to product information. Loratadine can have side effects, however.
Common Side Effects
The most common side effects of loratadine are a dry mouth, nose or throat, gastrointestinal upset such as nausea, drowsiness, a headache, thickening of mucus, and increased appetite, according to the Mayo Clinic. If you experience these side effects you do not require medical attention, advise the experts at the clinic. However, if they become persistent or bothersome, you should consult a doctor.
Rare and Worrisome Side Effects
If you experience side effects when taking Ohm including unusual tiredness or weakness, a sore throat or unusual bleeding or bruising, you should call or visit a doctor as soon as possible, according to the Mayo Clinic. These side effects are rare, according to the clinic.
Other uncommon side effects include chills, stomach or abdominal pain, dark urine, clay-colored stools, a cough, difficulty swallowing, diarrhea, irregular or fast heartbeat, dizziness, hives or itching, fever, red skin, seizures, wheezing, confusion, early menstruation, or unusual tiredness or weakness when taking Ohm Allergy Relief, according to the Mayo Clinic. Consult a doctor if you experience these symptoms.
Dangerous Side Effects
You need to seek medical attention if you experience side effects such as clumsiness or unsteadiness, feeling faint, severe dryness in your mouth, nose or throat, severe drowsiness, seizures, hallucinations, trouble sleeping, shortness of breath or trouble breathing, according to the Mayo Clinic. These are signs of an overdose.
Allergic Reaction
It is possible to experience an allergic reaction to Ohm Allergy Relief, according to Drugs.com. Seek medical attention immediately if your reaction is severe, including hives, tightness in your chest, difficulty breathing, severe or persistent dizziness or a swollen tongue, mouth, lips or face.
Rare But Less-Serious Side Effects
Other rare side effects include acidic stomach, heartburn, constipation, increased sweating, muscle aches or cramping, ringing or buzzing in your ears, a runny nose, appetite loss, hoarseness, increased sun sensitivity of your skin, difficult or painful urination, and unusual excitement, irritability, nervousness or restlessness. Such side effects generally do not need medical attention, advise the experts at the Mayo Clinic.
Liver Damage
It is possible to experience hepatic, or liver-related, side effects with loratadine, according to Drugs.com. These can include hepatitis, jaundice and hepatic necrosis, meaning liver damage.
