Relent Plus Syrup is a combination medicine that is used to treat cough associated with allergies. The medicine works by relieving symptoms such as sneezing, runny nose, watery eyes, itching, swelling, and congestion or stiffness. It also thins and loosens mucus, making it easier to cough out. The medicine can be taken with or without food in a dose and duration as advised by the doctor. The duration of treatment will depend on your condition and how you respond to the medicine. It is important to continue taking this medicine for as long as recommended by your doctor, even if your symptoms improve.The most common side effects of Relent Plus Syrup include stomach upset, dry mouth, fatigue, sedation, and allergic reactions. These side effects are usually temporary and resolve with time. However, if you experience any persistent or severe side effects, contact your doctor immediately. The medicine can also cause dizziness and sleepiness, so it is advised not to drive or operate heavy machinery until you know how the medicine affects you. Drinking alcohol while taking this medicine can increase the risk of side effects.It is important to inform your doctor about all other medications you are taking, as some medicines can interact with Relent Plus Syrup. Patients with kidney or liver diseases should also inform their doctor before taking this medicine. Pregnant or breastfeeding women should consult their doctor before taking this medicine. Additionally, it is recommended to have plenty of fluids while taking this medication. It is not recommended to share your medicine with anyone and always consult your doctor before taking any medication.