Based on your complaint,a dental visit is needed for proper evaluation of the gums and teeth and cannot be treated at home by using over the counter medications, mouthwashes or home remedies. After proper evaluation dentist may suggest for an x ray, and cleaning ( superficial scaling) and related prophylaxis will be explained. Based on severity of the problem or its cause after checking in person the treatment varies and will be explained before treatment.
Next Steps
Visit the nearest dentist ,a delay will only progress the problem and further lead to loss of teeth over a time period. Get you gum problem treated as early as possible .
Health Tips
Don't over brush .
Don't use hard brush
Don't use tooth much of toothpaste.
All these will not remove the problem until you consult a dentist