PlainMeds provides educational information only. This is not medical advice. Always consult your doctor or pharmacist.

Medication class

Infections

Antiviral and antifungal medications for treating viral infections like herpes and HIV, and fungal infections.

Data updated 2026-05-15

41
Medications
25
With a generic
92%
Avg generic savings
0
In active shortage

Drug class assignments follow the FDA openFDA therapeutic classification, and clinical details are drawn from FDA Structured Product Labeling (DailyMed). See the full sources below.

PlainMeds tracks 41 infections medications compiled from official FDA drug labels, including acyclovir, fluconazole, doxycycline hyclate.

Infections medications are grouped here by the openFDA therapeutic classification and drawn from FDA Structured Product Labeling. PlainMeds lists 41 in this class, 25 with a lower-cost generic available (averaging about 92% versus brand). Each drug page covers labeled uses, FAERS-reported side effects, interactions, recalls and NADAC pricing. This is educational information from public data, not medical advice.

What infections drugs cost

Highest NADAC acquisition cost per unit in this class, brand and generic

per unit

What this shows sofosbuvir/velpatasvir is the costliest in this class at $863.00/unit; generics in the same class run a fraction of that.

Source CMS National Average Drug Acquisition Cost (NADAC)

Generic availability vs other classes

61% of infections medications have a generic available, ranking #19 of 22 therapeutic classes (the typical class sits near 74%).

47% (lowest class) 100% (highest class)

Source: CMS NADAC generic-availability flags across all PlainMeds therapeutic classes. The dot is this class; the line is the cross-class median.

acyclovir

Zovirax

Acyclovir is an antiviral medicine.

View details →

albendazole

Albenza

Albendazole is a medicine that fights parasites.

View details →

amphotericin B

Ambisome, Fungizone

Amphotericin B liposome is an antifungal medicine.

View details →

anidulafungin

Eraxis

Eraxis is an antifungal medicine.

View details →

atovaquone/proguanil

Malarone

Malarone is a drug used to prevent and treat malaria.

View details →

baloxavir marboxil

Xofluza

Xofluza is an antiviral medicine that can treat the flu.

View details →

bictegravir/emtricitabine/tenofovir

Biktarvy

Biktarvy is a complete HIV-1 treatment for adults and children who weigh at least 31 pounds.

View details →

caspofungin

Cancidas

Caspofungin is an antifungal medicine.

View details →

chloroquine

Aralen

Chloroquine phosphate is a drug used to treat and prevent malaria.

View details →

cidofovir

Vistide

Cidofovir injection is an antiviral medicine.

View details →

darunavir

Prezista

Darunavir is a medicine used to treat HIV.

View details →

dolutegravir

Tivicay

TRIUMEQ is a drug that contains three medicines in one pill: dolutegravir, abacavir, and lamivudine.

View details →

dolutegravir/lamivudine

Dovato

Dovato is a complete HIV-1 treatment that combines two medicines into one tablet.

View details →

doxycycline hyclate

Doryx MPC

Doxycycline hyclate is an antibiotic that fights bacteria in your body.

View details →

efavirenz/emtricitabine/tenofovir

Atripla

Efavirenz is a drug used to treat HIV-1 infection.

View details →

emtricitabine/tenofovir

Truvada, Descovy

Truvada is a medicine that contains two drugs, emtricitabine and tenofovir.

View details →

entecavir

Baraclude

Entecavir is a medicine used to treat chronic hepatitis B infection.

View details →

famciclovir

Famvir

Famciclovir is an antiviral medicine.

View details →

fluconazole

Diflucan

Fluconazole is an antifungal medicine.

View details →

ganciclovir

Cytovene

Ganciclovir injection is an antiviral medicine.

View details →

glecaprevir/pibrentasvir

Mavyret

Mavyret is a medicine used to treat hepatitis C (HCV) in adults and children 3 years and older.

View details →

griseofulvin

Grifulvin V

Griseofulvin is an antifungal medicine.

View details →

isavuconazonium

Cresemba

Cresemba is an antifungal medicine.

View details →

itraconazole

Sporanox

Itraconazole capsules are an antifungal medicine.

View details →

ivermectin

Stromectol

Ivermectin is a medicine used to treat infections caused by certain parasitic worms.

View details →

ledipasvir/sofosbuvir

Harvoni

Harvoni is a medicine that contains ledipasvir and sofosbuvir.

View details →

mebendazole

Emverm

Emverm is a medicine used to treat worm infections in your gut.

View details →

micafungin

Mycamine

Micafungin is an antifungal medicine.

View details →

molnupiravir

Lagevrio

Lagevrio contains molnupiravir, an antiviral medicine.

View details →

nirmatrelvir/ritonavir

Paxlovid

Paxlovid is a medicine used to treat mild to moderate COVID-19 in adults.

View details →

nystatin

Mycostatin

Nystatin topical powder is an antifungal medicine.

View details →

oseltamivir

Tamiflu

Oseltamivir (Tamiflu) is an antiviral medicine.

View details →

posaconazole

Noxafil

Posaconazole is an antifungal medicine.

View details →

remdesivir

Veklury

Remdesivir (Veklury) is an antiviral medicine used to treat COVID-19.

View details →

sofosbuvir/velpatasvir

Epclusa

Vosevi is a drug that combines three medicines into one tablet.

View details →

tecovirimat

Tpoxx

Tpoxx is an antiviral medicine used to treat smallpox.

View details →

tenofovir disoproxil

Viread

Tenofovir disoproxil fumarate is a medicine used to treat HIV and hepatitis B.

View details →

terbinafine

Lamisil

Terbinafine is an antifungal medicine.

View details →

valacyclovir

Valtrex

Valacyclovir is an antiviral medicine.

View details →

valganciclovir

Valcyte

Valganciclovir is an antiviral medicine.

View details →

voriconazole

Vfend

Voriconazole (Vfend) is an antifungal medicine.

View details →

Compare acyclovir vs albendazole side-by-side →

Understanding the Infections Category

The Infections category currently lists 41 medications in this database, each drawn from FDA drug labels and grouped by therapeutic classification. Antiviral and antifungal medications for treating viral infections like herpes and HIV, and fungal infections. Clinical guidelines usually treat these medications as a reference set when weighing treatment options, switching strategies, or comparing safety profiles.

Within this category you'll find examples such as acyclovir, fluconazole, doxycycline hyclate, alongside 38 other entries. Each drug page links to the same underlying FDA data, labeled uses, adverse events reported to FAERS, documented interactions, warnings, and, where available, NADAC acquisition pricing from CMS. Over-the-counter and prescription options can sit in the same category but follow different regulatory pathways: OTC products have simplified labeling aimed at self-care, while prescription drugs include detailed monographs meant for clinicians. That distinction matters when comparing dosing, monitoring requirements, and contraindications.

Browsing a category is a research starting point, not a treatment recommendation. Effectiveness, tolerability, and cost for any individual patient depend on the specific condition, comorbidities, other medications, genetics, and insurance coverage, none of which can be inferred from a category list alone. FAERS report counts, recall history, and shortage status all evolve as new data is reported to the FDA, so the relative standing of drugs in this class can shift month to month. This page is for educational purposes only and is not medical advice, a licensed clinician is the right source for personalized guidance.

← Back to all drugs

Sources: FDA Drug Labels (SPL); openFDA therapeutic classification.

Explore other categories

Acid Reflux & Stomach 38 Allergies 19 Antibiotics 56 Blood Pressure 54 Blood Thinners 16 Cholesterol 22 Diabetes 43 Eye Care 21 Heart 31 Hormones 34 Mental Health 77 Muscle Relaxants 10 Osteoporosis 9 Pain Relief 55 Respiratory 36 Seizures & Nerve Pain 23 Skin 41 Sleep 10 Thyroid 5 Urinary 18 Vitamins & Supplements 23

Read our methodology - how this data is sourced, computed, and verified.

Data currency: FDA FAERS adverse-event reports through 2025, CMS NADAC acquisition-cost pricing effective December 2024, compiled and last refreshed May 2026. See our methodology for per-source dates and refresh cadence. Spot a figure that looks wrong? Report a correction.