These problems are common due to work stress, fast food culture and sedentary lifestyle. Please devote some time from work to self care and exercise. Wake early and do sun salutation and exercise for 30 minutes. Never skip breakfast. Eat healthy lunch and dinner. Avoid salty french fries, pizzas and burgers. Have 1 fruit serving daily afternoon. Meditate for 10 minutes before going to bed and have 8 hours of good sleep daily. Follow this for 1 month and without medicines your sex life will improve! Medicines play role only when you start following this healthy lifestyle.