Hello, There are many causes for Hoarseness of voice.
Inflammatory/Irritant
Lesions
Neuromuscular
Associated with systematic diseases.
In your case as you had been taking Alcohol previously, this would be the probable reason.
Avoid Alcohol/ Smoking/ Tobacco /tea/coffee/ aerated drinks strictly.
Avoid Spicy food/ Oily/ Refrigerated food.
Keep 2 to 3hours of gap between meals and sleep.
Start any over the counter Antacids like Tab. SOMPRAZ D 40/ PAN D 40 BEFORE BREAKFAST FOR 10DAYS
Steam inhalation with plain water three times daily for 10 days.
Complete voice rest.
Next Steps
If symptoms doesn't subside. visit ENT specialist for VLS endoscopy