Spitting up bright red blood while treating shortness of breath requires prompt medical evaluation. While it could be related to severe acid reflux irritating your throat or esophagus, we must safely rule out any deeper respiratory or cardiovascular concerns, especially given your history of mild heart muscle thickening. Please contact your doctor or visit an urgent care center immediately. Do not take any more amoxicillin/clavulanate (Augmentin) or montelukast/levocetirizine (Montair-LC) until a healthcare professional evaluates you.

Your symptoms of left-sided throat pain radiating to your ear and jaw could be related to conditions like temporomandibular joint (TMJ) issues, nerve irritation, or even acid reflux, which standard X-rays and swabs might miss. Montair LC (montelukast/levocetirizine) is primarily used for allergies and is unlikely to relieve this specific pain unless it is driven by allergic inflammation. Since your standard tests were clear, I highly recommend consulting an Ear, Nose, and Throat (ENT) specialist for a more detailed evaluation to help you find the right relief.

While an IgE level of 430 strongly suggests an allergic response, symptoms like a dry cough and itching can sometimes be triggered by environmental irritants, dry air, or non-allergic rhinitis. Regarding alternative therapies, there is currently no robust clinical evidence showing that homeopathic treatments can effectively lower IgE levels or safely replace your current regimen of montelukast and levocetirizine. These medications are generally very safe for long-term use. I highly recommend discussing your concerns with an allergist to find a safe, comfortable management plan that works best for you.

His sudden weakness, sweating, anxiety, and shortness of breath after walking are significant and require prompt medical evaluation. While his lung infection was treated with Montair 10 (montelukast) and Asthalin Rotahaler (salbutamol), these new symptoms could indeed be related to his heart. A heart ultrasound (echocardiogram) is very helpful here, as it can reveal if his heart muscle is weak or if there is a valve issue, both of which can cause fluid to back up into the lungs and limit his stamina. Please share his ultrasound results with a doctor urgently to help him feel better.

A viral infection can easily spread to the eye, causing viral conjunctivitis. This can lead to redness, extra watering, and mild swelling that makes it hard to open your eye fully. While this usually resolves on its own with rest and warm compresses, it is important to monitor it closely. If these symptoms persist despite general cold treatment, or if you develop severe pain, vision changes, or light sensitivity, consulting an ophthalmologist is highly recommended.

It is not safe to take Montair LC (montelukast and levocetirizine) without a doctor's prescription. Fortunately, you will not develop a physical tolerance or become dependent on this medication. Since Montair 10mg did not provide enough relief, other effective, non-addictive options to discuss with your doctor include generic daily antihistamines like fexofenadine or cetirizine, or daily nasal corticosteroid sprays like fluticasone. Please consult a healthcare professional to safely find the best treatment plan to help you breathe easier.