Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Teralfa 2 mg Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Teralfa Tablet works

Teralfa 2 mg Tablet is an alpha-blocker. It lowers blood pressure by relaxing blood vessels. It works by relaxing muscle around the bladder exit and prostate, which makes it easier to urinate.

In Depth Information on Teralfa Tablet

Expert advice for Teralfa Tablet

You have been prescribed Teralfa 2 mg Tablet for the treatment of high blood pressure.
It may cause sudden drop in your blood pressure, especially when you first start taking Teralfa 2 mg Tablet. To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down.
Do not consume alcohol while taking Teralfa 2 mg Tablet as it may enhance the blood pressure lowering effect of this medicine causing increased dizziness.
Use caution while driving or doing anything that requires concentration as Teralfa 2 mg Tablet can cause dizziness and sleepiness.
Inform your doctor that you are taking Teralfa 2 mg Tablet if you are scheduled for a cataract surgery.
It may also be used for the treatment of benign prostatic hyperplasia (BPH).

Teralfa Tablet related warnings

Special precautions for Teralfa Tablet

Alcohol

CAUTION

Taking terazosin with alcohol can lower blood pressure. This may cause dizziness, especially when getting up from a sitting or lying position.

Pregnancy

WEIGH RISKS VS BENEFITS

Teralfa 2 mg Tablet may be unsafe to use during pregnancy.
Animal studies have shown adverse effects on the foetus, however, there are limited human studies. The benefits from use in pregnant women may be acceptable despite the risk. Please consult your doctor.

Lactation

CAUTION

Teralfa 2 mg Tablet is probably unsafe to use during lactation. Limited human data suggest that the drug could represent a significant risk to the baby.

Driving

Teralfa 2 mg Tablet may make you feel dizzy, sleepy, tired, or decrease alertness. If this happens, do not drive.

Kidney

SAFE

Teralfa 2 mg Tablet is safe to use in patients with kidney disease. No dose adjustment of Teralfa 2 mg Tablet is recommended.

Liver

CAUTION

Teralfa 2 mg Tablet should be used with caution in patients with liver disease. Dose adjustment of Teralfa 2 mg Tablet may be needed. Please consult your doctor.
Use of Teralfa 2 mg Tablet is not recommended in patients with severe liver disease.

What if you miss a dose of Teralfa Tablet?

If you miss a dose of Teralfa 2 mg Tablet, skip it and continue with your normal schedule. Do not double the dose.

Patient Concerns

Frequently asked questions about Teralfa Tablet

Frequently asked questions about Terazosin

Q. Is Teralfa a beta blocker or an alpha blocker?

Teralfa belongs to class of medications called alpha-receptor blockers or alpha-blockers

Q. Is Teralfa safe?

Teralfa is safe if used at prescribed doses for the prescribed duration as advised by your doctor

Q. Is Teralfa a statin or a blood thinner (thin the blood)?

Teralfa is neither a statin nor a blood thinner

Q. Is terazosin a diuretic?

No, terazosin is not a diuretic, it antagonizes the alpha receptors causing relaxation of the smooth muscle tone in the prostate and bladder neck, hence the urine is passed easily in patients with enlarged prostrate

Q. Is Teralfa a narcotic?

No, Teralfa is not a narcotic

Q. Does Teralfa lower heart rate?

No, Teralfa is not known to reduce heart rate. Increase in heart rate or irregular heart rate is a common adverse event reported for Teralfa

Q. Does Teralfa cause weight gain/ impotence/ tiredness/ constipation and dry mouth?

Weight gain/ tiredness/ constipation and dry mouth are common side effects of Teralfa therapy. However is not known to cause impotence. It may rarely cause painful prolonged erections (Priapism), which if untreated may cause impotence

Q. Can I take Teralfa with Cialis (tadalafil)?

Please follow your doctor's advice before taking these medications with Teralfa. As combining Cialis (tadalafil) with Teralfa can lower your blood pressure and increase the risk of dizziness, lightheadedness, fainting, flushing, headache, and nasal congestion

Q. Can I take Teralfa with Flomax (tamsulosin)?

Teralfa and Flomax (tamulosin) are both used for the symptomatic treatment of benign prostatic hyperplasia. Please follow your doctor's advice before taking any medications when on treatment with Teralfa

Q. Does Teralfa lower Prostate specific antigen (PSA)?

No, Teralfa does not lower PSA.

Severely interacts with other drugs like

Taking Teralfa with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Teralfa with Itraconazole

LIFE-THREATENING

Medicines with composition Itraconazole: Indizole, Itraspan, Itzo, Canzit, Cositra, Itoz, Belitra, Sitra, Ozitral, Itrapro, Icoz, Itrasil, Itracip, Candifast, Itrazet, Itranol, Tranox, Itraken, Itrasmart, Itrafort, Fungizap, Itrasig, Itracan, Candiforce, Canditral, Onitraz, Iycotizol, Itrasys, Syntran, Nixitral, I-Tyza, Afderm, Itraderm

Teralfa with Ketoconazole

LIFE-THREATENING

Medicines with composition Ketoconazole: Ketozoe, Ketazol, Tako, Hitoral, Hyporal

Teralfa with Indinavir

LIFE-THREATENING

Medicines with composition Indinavir: Indivan

Teralfa with Voriconazole

LIFE-THREATENING

Medicines with composition Voriconazole: Vhope, Vorifit, Vorzu

Teralfa with Fluconazole

LIFE-THREATENING

Medicines with composition Fluconazole: Fungis, EF Z, Rocflu, Welcon, Fluzole, Geoflu, Rascon, Con F, Fucan, Flucur, Vanflu, Upcan, Flocoruth, Ifucan, Fluvate, Lucon, Biocan, Fungiker, AB Can, Flucot, Falkon, Fluocod, Orocan, Tycona, Forazen, E Fluke, Fluco, FN, Cantiz, Nix, Afuza, Flugen, F Cona, Candy, Alflu, Antol, Rutuflu, F One, Fungikil, Flozol, Fortab, Zocol, Flusys, Funcan, Udzole, Wyon, Wycon, Flutiz, Fungout, Recon, Source, Fluderm, Flutil, Flucona, Fusicon, Flum, Gynar, Conazol, Ocan, Docon, Flukel, Adi Flu, Cantin, Flustar, Antizole, Fluplas, HS, Flubar, Fitcan, Frezole, Flucimax, Flucom, Raulon, Stanflu, Von F, Funiz, Osofung, Topcan, Eselcon, B Con, Anti Fung, Fluza, Fuzol, Flurol, Flumarc, Fluzo, Vinfem, Fazol, Zomav, Efcan, AF, Nuflucon, Fungonil, Otoflu, Ntfung, Afflu, Flukem, Q Can, Fungicip, Stefazol, Faze, Nazole, Fluzol, Forcan Plus, Fungid Best, Flucan, Odcan, Canawar, Flusyst, Tricon, Fluri, V Can, Cozen, Zerocan, Sifcan, Nucon, Fole, Flucoric, Flutis, Flugee, Tucanozol, Vulcan, Fluzant, Flucess, Fludoc, Flucocid, Albican, Phozol, Triben F, Adifung, Futiza, Flutican, Ultican, Angloflu, Ozus, Endida, Flucovar, Nixican

Teralfa with Ritonavir

LIFE-THREATENING

Medicines with composition Ritonavir: Viriton, Ritomune

Teralfa with Posaconazole

LIFE-THREATENING

Medicines with composition Posaconazole: Noxafil

Teralfa with Cyclosporine

SERIOUS

Medicines with composition Cyclosporine: Imudrops, Neoral, Consiral, Hydroeyes, Oncyclo, Panimun Bioral, Cyrin, Cyclophil ME, Sandimmun Neoral, Sandimmun, Iflo

Teralfa with Udenafil

SERIOUS

Medicines with composition Udenafil: Udzire

Teralfa with Sildenafil

SERIOUS

Medicines with composition Sildenafil: Joy On, One Up, Yuvagra, Confidence, Grand, Puagra, Indagra, Stallion, Miagra, Hernafil, Getup, Enagra, Sessograh, Lupigra, Alivher, Sildenafil Citrate, Intagra, Ereva, Viagra, Vigorite, Sexigra, Powerman, Double Force, Silnafil, Vistagra, Vasosure, Sildaprep, Pulmosil, Manpil, Enigma, Seleg, Optithik, Sildaflow, PAH

Teralfa with Tadalafil

SERIOUS

Medicines with composition Tadalafil: Suvida Force, Megalis, Tagil, T-Film, Forzest, Tadafil, Tfil, Modula, Tafil

Teralfa with Betaxolol

MODERATE

Medicines with composition Betaxolol: Glucoptic

Teralfa with Enalapril

MODERATE

Medicines with composition Enalapril: Enatol, AB-Pril, Inopril, Renin, Hiril, Minipril, EL, Enapril, Hytrol, Bql, Normace, Canvas, Tenam, Nuril, Enace, Enam, Encardil, Myoace, Vasopril

Teralfa with Irbesartan

MODERATE

Medicines with composition Irbesartan: Debipro, Irbepex, Irovel

Teralfa with Labetalol

MODERATE

Medicines with composition Labetalol: Hyptol, Evabet, Labetamac, Pregnasafe, Tiplab

Teralfa with Benidipine

MODERATE

Medicines with composition Benidipine: Benikite, Caritec

Teralfa with Olmesartan

MODERATE

Medicines with composition Olmesartan: Olmirose, Olminir, Golme, Oltab, Olistor, Olque, Olran, Olsertain, Slew Plus, Olsavas, Olmat, Olmark, Olsertain Active, Olsi, Oltas, Olbet, Olmecip, Olmeglare, Olmetrack, Olmedox, Benitec, Olvas, Pinom, Voltmer, Olmezest, Olvance, Olmore, Olmegraf, Olmecros, Olmin, Olsar, Xirtam

Teralfa with Spironolactone

MODERATE

Medicines with composition Spironolactone: Aldactone

Teralfa with Ramipril

MODERATE

Medicines with composition Ramipril: Topram, Rigapril, Ram, Winpace, Artere, Beri, Topam, Xypril, Panpril, Ramison, Ramifid, Acepril, Beepril, G Pril, Ramimax, Geril, Kepry, Ramace, Proace, Cordimil, R Pril, Ramicure, Ramipro, Cardace, Ramcor, Etoril, Servace, Hopace, Rebeat, Rpm, Ramod, Ramiday, Ramveda, Zorem, Ramirica, Ramistar, Ramy 24, Variace, Ramfirst, Ramilace, Saface, Ramichek, Ramgee, Ramimerc, Ramp, Namipril, Hopecard, Ziram, Ramihart, Cardiopril

Teralfa with Propranolol

MODERATE

Medicines with composition Propranolol: Psycool, Proparise, Poplol, Capinol LA, Ranol, Reylol, Betapill, Zopilar, Prozen, Bptab, Betacap, Ropnol, Signolol, Mibeta, Nigrain, Kipnol, Pilol, Provanol, Ponol, Cipla, Migrabeta, Manoprolol, Prolol, Movalol, Beloc, Arkaprop, Theolar, Cerlol, Betanol, Norten, Ciplar, Promotil

Teralfa with Torasemide

MODERATE

Medicines with composition Torasemide: Torsevent, Uromide, Tormis, Torvigress, TOR, Meltor, Torvel, Tormid, Zator, Toride, Dyamide, Retorlix

Teralfa with Timolol

MODERATE

Medicines with composition Timolol: Vemol, Timosight, Nyolol, Tee, Timoblu, Timolen, Teemol, Glucomol, Timolo, Iotim, Timol, Timogold, Glucotim LA, Timorite, Timanol, Timo-5, Gluchek, Appatim, Timozen

Teralfa with Sotalol

MODERATE

Medicines with composition Sotalol: Sotalar

Teralfa with Nifedipine

MODERATE

Medicines with composition Nifedipine: Finidin, Calnif, Depicor, Calbloc, Calcigard, Nicardia, Nepin, Nefidipine, Cardipin, Depin, Nifelat, Nifedine, Nifidip

Teralfa with Indomethacin

MODERATE

Medicines with composition Indomethacin: Artid, Ducaine, Artilup, Donica, Indoc, Indomethacin

Teralfa with Losartan

MODERATE

Medicines with composition Losartan: Losin, Tosar, Closarten, L Sar, Rigapot, Lortan, Losarfine, Licosar, Lobeep, Aquazaar, Losaride, Losawun, Losamed, Hartan, Losacure, Lopassium, Lopar, Hyplo, Lomax, Saan, Oslo K, Losamust, Lossi, Lomasar, Losapride, Loset, Lorsave, Losacron, Covance, Losium, Losar, Alsartan, Zaart, Losartas, Lara, Elsar, Losacar WP, Resitan, Losa, Ltk, Losakind, Zilos, Lotace, Giftan, Losacar, Zotan, Cosart, Losamax N, Lostan, Lotas, Losavas, Cardikare, Lotak, Losatan, Resilo, Loten, Nusar, Losamax, Revas, Omnitan

Teralfa with Perindopril

MODERATE

Medicines with composition Perindopril: Perihart

Teralfa with Furosemide

MODERATE

Medicines with composition Furosemide: Frussenex, Fru, Frusamide, Frusenex, Lasix HD

Check Teralfa Tablet Interactions with other drugs

Information last updated by Dr. Varun Gupta, MD Pharmacology on 10th Aug 2017.

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